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aluminum foil
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Bob Pastorio
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aluminum foil
lid wrote:
> On 20 Oct 2003 16:29:08 -0400, Don Saklad >
> wrote:
>
>>Would there be any advantage using aluminum foil in the oven on pans by
>>placing the foil dull side up?...
>>
>>So far with respect to the question, resources explaining this do not give
>>technical reasons for their explanations.
>
> Shiny side reflects more heat than the dull side.
Shiny side reflects *light* less diffusedly than the dull side. Heat
isn't reflected.
Pastorio
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