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4 votes

What kind of lenses used for eyewear doesn’t melt in the oven?

I suspect anything made from plastic could be damaged, but true glass lenses should be fine. Borosilicate glass, used in optics, has a glass transition temperature of 500 degrees Celsius. Because the ...
juhist's user avatar
  • 4,954
1 vote

Why is adding thermal mass good for heatwaves, given the importance of cooling off at night?

No system is ever perfect and when extreme situations occur, sometimes there aren't any good solutions. Answering your questions in reverse order. Ventilating a house over night only works when the ...
Fred's user avatar
  • 3,507
1 vote

Does painting an aluminum heat reflector make it useless?

I put white factory painted aluminum sheeting behind my wood burning stove. Had to replace it with unpainted aluminum because it got very hot. Unpainted aluminum stayed cool. Aluminum foil works but ...
William Hinrich's user avatar

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