they spoil faster at room temperature
A turkey sandwich with mayonnaise should be eaten within three hours if not kept cool. Mayonnaise has a tendency to spoil rather quickly at room temperature.
Cross ventilation can cool a room with no appliances.
leave it to cool in a cool room to about room temperature and then refridgerate.
How long it will take for raw meat to spoil will depend upon the conditions in which it is stored and it's use by date. If the meat is left out at room temperature on a warm day, it will likely spoil in several hours but on a cool day, it could take 24 hours to spoil. Stored in a refrigerator, raw meat would take 3 to 4 days to spoil if it is still within its use by date.
Helium is a gas at room temperature.
Red wine can be stored, adequately, just a bit below room temperature. However, its taste is best preserved if it is stored in a cool place (55 degrees). White wine should be stored at even cooler temperatures than red wine (45 degrees).
No, air conditioners do not take in outside air to cool a room. They recirculate and cool the air that is already inside the room.
Poop
Of course, we live at room temperatures.
No, copper is solid at room temperature.
Milk can last for about 2 hours at room temperature before it starts to spoil.