6 votes
Accepted

Doesn't it make more sense to wrap hot sandwiches with the foil facing in?

The foil / paper lamination creates air pockets between the layers that retain heat. Also the paper side absorbs some moisture and oils to attempt to keep it from getting soggy
5 votes

What is an easy way to cool off during the summer without electricity?

I developed a simple strategy suitable for living in a flat that is not on the top floor: When you wake up, close all windows and put the blindfolds down. This allows to prevent sun rays and hot air ...
5 votes

What is an easy way to cool off during the summer without electricity?

I am in Thailand now, it is the hottest time of year, relentless 40C and sun every day. No air conditioning. I survive by staying indoors during the hottest time of day, getting my clothes wet. ...
4 votes

What is an easy way to cool off during the summer without electricity?

To keep body cool on hottest summer days, I use wet tee-shirt so as to mimic body's natural cooling system e.g. transpiration. Vaporisation of water really helps to feel good even under full sun. For ...
  • 141
2 votes
Accepted

Can window films be fully removed from a window?

Window film can be removed, but it takes some effort. The film needs to be softened with ammonia, heated with a blow dryer & carefully peeled from the one of the corners. A razor blade could be ...
  • 3,227
2 votes

What is the most efficient disposition of windows to prevent thermal loss and improve lighting?

There are whole books on passive design. Lawrence Livermore has a simulation program that can help with design. Some quickies: for a south facing window, triple pane is net lower than double pane. ...
1 vote

What is the most efficient disposition of windows to prevent thermal loss and improve lighting?

This depends primarily on whether you're in a heating or cooling climate. In many places you want to heat the house in winter but cool it in summer, but people also live where they almost always want ...
  • 3,785
1 vote

Can an internal greenhouse improve the thermal resistance of a glass panel wall?

Earthships are one very romantic notion of what a house should be, but the massive amount of glazing usually leads to thermal problems. This is particularly true of the earlier designs (1970s through ...
  • 2,754

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