"Sqwertz" > wrote in message
news
> On Wed, 23 Dec 2009 15:25:05 -0700, Janet Bostwick wrote:
>
>> Tile made of aggregate (pieces) have the potential to explode. Quarry
>> tiles
>> are not aggregate.
>> Maybe this explanation will help you. http://tinyurl.com/ycln2b4
>
> I sure hope Thornson isn't reading this.
>
> -sw
I don't get the reference -- I'm pretty clueless. Who is Thornson?
Janet