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Exploding water in microwave
http://www.snopes.com/science/microwave.asp
A friend sent me the above link. Apparently if the conditions are right, you can cause water to explode by heating it in a microwave. George L |
Exploding water in microwave
On 2010-04-15, George Leppla > wrote:
> http://www.snopes.com/science/microwave.asp > > > A friend sent me the above link. Apparently if the conditions are > right, you can cause water to explode by heating it in a microwave. Old news. Google for super heating water. nb |
Exploding water in microwave
On 4/15/2010 12:01 PM, George Leppla wrote:
> http://www.snopes.com/science/microwave.asp > > > A friend sent me the above link. Apparently if the conditions are right, > you can cause water to explode by heating it in a microwave. Just as water can be cooled below its freezing point and remain a liquid, it can also be brought to a temperature above its boiling point without boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and spits a bit and flows over the container. This can happen if water of high purity is heated in a clean cup or glass in a microwave. Make sure you try this at home kids! :-) > > George L |
Exploding water in microwave
On 4/15/2010 5:32 PM, notbob wrote:
> On 2010-04-15, George > wrote: >> http://www.snopes.com/science/microwave.asp >> >> >> A friend sent me the above link. Apparently if the conditions are >> right, you can cause water to explode by heating it in a microwave. > > Old news. Google for super heating water. Yeah... but it was new news to me. George L |
Exploding water in microwave
George Leppla wrote: > > http://www.snopes.com/science/microwave.asp > > A friend sent me the above link. Apparently if the conditions are > right, you can cause water to explode by heating it in a microwave. > > George L Not explode really, it can be superheated and then flash into steam when disturbed. Steam carries a lot of heat away, so not all of it flashes and the rest splashes as the steam escapes. If you happen to be too close at the time, "explode" is an adequate description. |
Exploding water in microwave
"dsi1" > wrote in message ... > On 4/15/2010 12:01 PM, George Leppla wrote: >> http://www.snopes.com/science/microwave.asp >> >> >> A friend sent me the above link. Apparently if the conditions are right, >> you can cause water to explode by heating it in a microwave. > > Just as water can be cooled below its freezing point and remain a liquid, > it can also be brought to a temperature above its boiling point without > boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and spits > a bit and flows over the container. This can happen if water of high > purity is heated in a clean cup or glass in a microwave. Make sure you try > this at home kids! :-) > >> >> George L Once I pulled a cup of reheated coffee out of the microwave. It looked normal. I put some sugar on it, and it boiled and foamed and spit all over the counter, like one of those teenage science volcano projects. Steve |
Exploding water in microwave
On Apr 15, 7:33*pm, "Steve B" > wrote:
> "dsi1" > wrote in message > > ... > > > > > On 4/15/2010 12:01 PM, George Leppla wrote: > >>http://www.snopes.com/science/microwave.asp > > >> A friend sent me the above link. Apparently if the conditions are right, > >> you can cause water to explode by heating it in a microwave. > > > Just as water can be cooled below its freezing point and remain a liquid, > > it can also be brought to a temperature above its boiling point without > > boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and spits > > a bit and flows over the container. This can happen if water of high > > purity is heated in a clean cup or glass in a microwave. Make sure you try > > this at home kids! :-) > > >> George L > > Once I pulled a cup of reheated coffee out of the microwave. *It looked > normal. *I put some sugar on it, and it boiled and foamed and spit all over > the counter, like one of those teenage science volcano projects. > > Steve This is why I use dirty dishes. |
Exploding water in microwave
"Steve B" > wrote in message ... > > "dsi1" > wrote in message > ... >> On 4/15/2010 12:01 PM, George Leppla wrote: >>> http://www.snopes.com/science/microwave.asp >>> >>> >>> A friend sent me the above link. Apparently if the conditions are right, >>> you can cause water to explode by heating it in a microwave. >> >> Just as water can be cooled below its freezing point and remain a liquid, >> it can also be brought to a temperature above its boiling point without >> boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and >> spits a bit and flows over the container. This can happen if water of >> high purity is heated in a clean cup or glass in a microwave. Make sure >> you try this at home kids! :-) >> >>> >>> George L > > Once I pulled a cup of reheated coffee out of the microwave. It looked > normal. I put some sugar on it, and it boiled and foamed and spit all > over the counter, like one of those teenage science volcano projects. > > Steve > Tea bags can give a similar reaction. I know enough not to cook an egg in the microwave. A couple of weeks ago I peeled a hard boiled egg from the fridge, Nuked it for 30 seconds. When I cut into it with a knife, yolk shot out all over! Never expected that. |
Exploding water in microwave
On 4/15/2010 1:33 PM, Steve B wrote:
> > wrote in message > ... >> On 4/15/2010 12:01 PM, George Leppla wrote: >>> http://www.snopes.com/science/microwave.asp >>> >>> >>> A friend sent me the above link. Apparently if the conditions are right, >>> you can cause water to explode by heating it in a microwave. >> >> Just as water can be cooled below its freezing point and remain a liquid, >> it can also be brought to a temperature above its boiling point without >> boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and spits >> a bit and flows over the container. This can happen if water of high >> purity is heated in a clean cup or glass in a microwave. Make sure you try >> this at home kids! :-) >> >>> >>> George L > > Once I pulled a cup of reheated coffee out of the microwave. It looked > normal. I put some sugar on it, and it boiled and foamed and spit all over > the counter, like one of those teenage science volcano projects. Well, that must have blown your mind. Perked it up, it did, even before the caffeine hit! :-) > > Steve > > |
Exploding water in microwave
On Apr 15, 10:46*pm, "Ed Pawlowski" > wrote:
> "Steve B" > wrote in message > > ... > > > > > > > "dsi1" > wrote in message > ... > >> On 4/15/2010 12:01 PM, George Leppla wrote: > >>>http://www.snopes.com/science/microwave.asp > > >>> A friend sent me the above link. Apparently if the conditions are right, > >>> you can cause water to explode by heating it in a microwave. > > >> Just as water can be cooled below its freezing point and remain a liquid, > >> it can also be brought to a temperature above its boiling point without > >> boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and > >> spits a bit and flows over the container. This can happen if water of > >> high purity is heated in a clean cup or glass in a microwave. Make sure > >> you try this at home kids! :-) > > >>> George L > > > Once I pulled a cup of reheated coffee out of the microwave. *It looked > > normal. *I put some sugar on it, and it boiled and foamed and spit all > > over the counter, like one of those teenage science volcano projects. > > > Steve > > Tea bags can give a similar reaction. *I know enough not to cook an egg in > the microwave. *A couple of weeks ago I peeled a hard boiled egg from the > fridge, Nuked it for 30 seconds. *When I cut into it with a knife, yolk shot > out all over! *Never expected that. I don't understand why you would want to nuke a hard boiled egg, but, COOL! I'm usually too lazy to really cook in the morning; nuke eggs all the time. Usually on a bowl of grits. Gotta remember to poke the yoke first. B |
Exploding water in microwave
"bulka" > wrote in message ... > On Apr 15, 10:46 pm, "Ed Pawlowski" > wrote: >> "Steve B" > wrote in message >> >> ... >> >> >> >> >> >> > "dsi1" > wrote in message >> ... >> >> On 4/15/2010 12:01 PM, George Leppla wrote: >> >>>http://www.snopes.com/science/microwave.asp >> >> >>> A friend sent me the above link. Apparently if the conditions are >> >>> right, >> >>> you can cause water to explode by heating it in a microwave. >> >> >> Just as water can be cooled below its freezing point and remain a >> >> liquid, >> >> it can also be brought to a temperature above its boiling point >> >> without >> >> boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and >> >> spits a bit and flows over the container. This can happen if water of >> >> high purity is heated in a clean cup or glass in a microwave. Make >> >> sure >> >> you try this at home kids! :-) >> >> >>> George L >> >> > Once I pulled a cup of reheated coffee out of the microwave. It looked >> > normal. I put some sugar on it, and it boiled and foamed and spit all >> > over the counter, like one of those teenage science volcano projects. >> >> > Steve >> >> Tea bags can give a similar reaction. I know enough not to cook an egg >> in >> the microwave. A couple of weeks ago I peeled a hard boiled egg from the >> fridge, Nuked it for 30 seconds. When I cut into it with a knife, yolk >> shot >> out all over! Never expected that. > > I don't understand why you would want to nuke a hard boiled egg, but, > COOL! I prefer it a bit warm, not cold from the fridge. |
Fun With Microwaves
George Leppla wrote:
> > http://www.snopes.com/science/microwave.asp > > A friend sent me the above link. Apparently if the conditions are > right, you can cause water to explode by heating it in a microwave. If the condition are right, you can make ball lightning in a microwave. http://jlnlabs.online.fr/plasma/gmr/index.htm |
Exploding water in microwave
On Thu, 15 Apr 2010 12:42:11 -1000, dsi1 wrote:
> On 4/15/2010 12:01 PM, George Leppla wrote: >> http://www.snopes.com/science/microwave.asp >> >> >> A friend sent me the above link. Apparently if the conditions are right, >> you can cause water to explode by heating it in a microwave. > > Just as water can be cooled below its freezing point and remain a > liquid, it can also be brought to a temperature above its boiling point > without boiling. "Explode" is a bit of an exaggeration. Mostly, it boils > and spits a bit and flows over the container. This can happen if water > of high purity is heated in a clean cup or glass in a microwave. Make > sure you try this at home kids! :-) where in the world would i get a clean cup or glass? your pal, blake |
Exploding water in microwave
On Thu, 15 Apr 2010 19:59:05 -0700 (PDT), bulka wrote:
> > I'm usually too lazy to really cook in the morning; nuke eggs all the > time. Usually on a bowl of grits. Gotta remember to poke the yoke > first. > > B 'poke the yoke' sounds like some kinda kink. your pal, blake |
Exploding water in microwave
On 4/16/2010 8:27 AM, blake murphy wrote:
> On Thu, 15 Apr 2010 12:42:11 -1000, dsi1 wrote: > >> On 4/15/2010 12:01 PM, George Leppla wrote: >>> http://www.snopes.com/science/microwave.asp >>> >>> >>> A friend sent me the above link. Apparently if the conditions are right, >>> you can cause water to explode by heating it in a microwave. >> >> Just as water can be cooled below its freezing point and remain a >> liquid, it can also be brought to a temperature above its boiling point >> without boiling. "Explode" is a bit of an exaggeration. Mostly, it boils >> and spits a bit and flows over the container. This can happen if water >> of high purity is heated in a clean cup or glass in a microwave. Make >> sure you try this at home kids! :-) > > where in the world would i get a clean cup or glass? That's easy! Just get your dirty cup and coat the inside with the oil from a can of sardines and let your kitty clean up that cup for you! 15 minutes later, you got a cup ready for all your drinking or experiential needs. This works great with large items like pans or even your Chinese made, collectors edition, Frederick Remington faux bronze knockoff. Use this method on most anything that could use a spit shine, even your mother-in-law - which works especially well since she already kinda smells like sardines. Hope this helps! :-) > > your pal, > blake |
Exploding water in microwave
"dsi1" > wrote in message ... > On 4/15/2010 12:01 PM, George Leppla wrote: >> http://www.snopes.com/science/microwave.asp >> >> >> A friend sent me the above link. Apparently if the conditions are right, >> you can cause water to explode by heating it in a microwave. > > Just as water can be cooled below its freezing point and remain a liquid, > it can also be brought to a temperature above its boiling point without > boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and spits > a bit and flows over the container. This can happen if water of high > purity is heated in a clean cup or glass in a microwave. Make sure you try > this at home kids! :-) Doesn't even have to be that clean of a cup to get some reaction. When I make tea in the afternoon, I put the water in a cup in the microwave until bubble start coming up from below. If you stick a coffee stirrer or something into the cup at that point, it will boil furiously (and overflow the cup). Brian |
Exploding water in microwave
In article >,
blake murphy > wrote: > On Thu, 15 Apr 2010 12:42:11 -1000, dsi1 wrote: > > > On 4/15/2010 12:01 PM, George Leppla wrote: > >> http://www.snopes.com/science/microwave.asp > >> > >> > >> A friend sent me the above link. Apparently if the conditions are right, > >> you can cause water to explode by heating it in a microwave. > > > > Just as water can be cooled below its freezing point and remain a > > liquid, it can also be brought to a temperature above its boiling point > > without boiling. "Explode" is a bit of an exaggeration. Mostly, it boils > > and spits a bit and flows over the container. This can happen if water > > of high purity is heated in a clean cup or glass in a microwave. Make > > sure you try this at home kids! :-) > > where in the world would i get a clean cup or glass? Out of your dishwasher, of course. -- Dan Abel Petaluma, California USA |
Exploding water in microwave
On 4/16/2010 9:23 AM, Default User wrote:
> > wrote in message > ... >> On 4/15/2010 12:01 PM, George Leppla wrote: >>> http://www.snopes.com/science/microwave.asp >>> >>> >>> A friend sent me the above link. Apparently if the conditions are right, >>> you can cause water to explode by heating it in a microwave. >> >> Just as water can be cooled below its freezing point and remain a liquid, >> it can also be brought to a temperature above its boiling point without >> boiling. "Explode" is a bit of an exaggeration. Mostly, it boils and spits >> a bit and flows over the container. This can happen if water of high >> purity is heated in a clean cup or glass in a microwave. Make sure you try >> this at home kids! :-) > > Doesn't even have to be that clean of a cup to get some reaction. When I > make tea in the afternoon, I put the water in a cup in the microwave until > bubble start coming up from below. If you stick a coffee stirrer or > something into the cup at that point, it will boil furiously (and overflow > the cup). > Wish I could make water explode - that would add some excitement to my dull life. I don't mind 1st degree burns too much either, I get that all the time when cooking. I've been making coffee by heating water in a small French press in the microwave. You'd think that clean water heated in a narrow glass cylinder would make for ideal conditions. Unfortunately, the water has always been boiling by the time I take it out. Oh joy - another boring day. :-) > > > Brian > > |
Exploding water in microwave
On Thu, 15 Apr 2010 17:01:39 -0500, George Leppla
> wrote: >http://www.snopes.com/science/microwave.asp > > >A friend sent me the above link. Apparently if the conditions are >right, you can cause water to explode by heating it in a microwave. > >George L George, this is called "superheating". When water is heated to the level of boiling, it must have loci (selected places) to focus the phase shift from liquid to gas. In the laboratory, we use "boiling beads". which are glass beads with rough surfaces. The microscopic edges on these beads provide the proper loci for boiling to occur. If you don't have these "sharp" loci to permit boiling to occur, the water can get to well over 212 dF, a potential bomb. Shaking the cup or moving it, of adding a bit of salt or sugar, will precipitate a sudden mass conversion of superheated water to steam, facilitated by the sharp points of the salt, or maybe a scratch in the glass of the cup, or some other locus. In chemists' terms, this is called "bumping", and it *can* be hurtful. It's smarter to put the coffee or whatever in first, to ensure that there is a way for excess heat to be transferred out as gas as it occurs. Sorry for any injuries that occurred, but it's a natural thing. HTH, Alex |
Exploding water in microwave
On Fri, 16 Apr 2010 09:16:54 -1000, dsi1 wrote:
> On 4/16/2010 8:27 AM, blake murphy wrote: >> On Thu, 15 Apr 2010 12:42:11 -1000, dsi1 wrote: >> >>> On 4/15/2010 12:01 PM, George Leppla wrote: >>>> http://www.snopes.com/science/microwave.asp >>>> >>>> >>>> A friend sent me the above link. Apparently if the conditions are right, >>>> you can cause water to explode by heating it in a microwave. >>> >>> Just as water can be cooled below its freezing point and remain a >>> liquid, it can also be brought to a temperature above its boiling point >>> without boiling. "Explode" is a bit of an exaggeration. Mostly, it boils >>> and spits a bit and flows over the container. This can happen if water >>> of high purity is heated in a clean cup or glass in a microwave. Make >>> sure you try this at home kids! :-) >> >> where in the world would i get a clean cup or glass? > > That's easy! Just get your dirty cup and coat the inside with the oil > from a can of sardines and let your kitty clean up that cup for you! 15 > minutes later, you got a cup ready for all your drinking or experiential > needs. This works great with large items like pans or even your Chinese > made, collectors edition, Frederick Remington faux bronze knockoff. Use > this method on most anything that could use a spit shine, even your > mother-in-law - which works especially well since she already kinda > smells like sardines. Hope this helps! :-) <snort> are you cribbing from sheldon? your pal, blake |
Exploding water in microwave
On Fri, 16 Apr 2010 12:37:29 -0700, Dan Abel wrote:
> In article >, > blake murphy > wrote: > >> On Thu, 15 Apr 2010 12:42:11 -1000, dsi1 wrote: >> >>> On 4/15/2010 12:01 PM, George Leppla wrote: >>>> http://www.snopes.com/science/microwave.asp >>>> >>>> >>>> A friend sent me the above link. Apparently if the conditions are right, >>>> you can cause water to explode by heating it in a microwave. >>> >>> Just as water can be cooled below its freezing point and remain a >>> liquid, it can also be brought to a temperature above its boiling point >>> without boiling. "Explode" is a bit of an exaggeration. Mostly, it boils >>> and spits a bit and flows over the container. This can happen if water >>> of high purity is heated in a clean cup or glass in a microwave. Make >>> sure you try this at home kids! :-) >> >> where in the world would i get a clean cup or glass? > > Out of your dishwasher, of course. oh shit! i forgot all about that. your pal, blake |
Exploding water in microwave
On Apr 16, 2:29*pm, blake murphy > wrote:
> On Thu, 15 Apr 2010 19:59:05 -0700 (PDT), bulka wrote: > > > I'm usually too lazy to really cook in the morning; nuke eggs all the > > time. *Usually on a bowl of grits. *Gotta remember to poke the yoke > > first. > > > B > > 'poke the yoke' sounds like some kinda kink. > > your pal, > blake poke the yoke' sounds like some kinda kink. your pal, blake Maybe that's why I'm too worn out to cook. B |
Fun With Microwaves
"Mark Thorson" > wrote in message ... > George Leppla wrote: >> >> http://www.snopes.com/science/microwave.asp >> >> A friend sent me the above link. Apparently if the conditions are >> right, you can cause water to explode by heating it in a microwave. > > If the condition are right, you can make ball lightning > in a microwave. > > http://jlnlabs.online.fr/plasma/gmr/index.htm Use a whole peppermint candy. |
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