Yes, it is harmful. Anti-freeze is a poisonous mixture of chemicals, and it can cause dizziness, or worse, more permanent effects. It is sometimes used as an inhalant, which is a type of drug and is very bad for you. Try to avoid anti-freeze fumes as much as you can.
Not if you want ice cubes.
It is useful because we can breathe it.
it may be out of coolant.
No, you cannot breathe carbon dioxide. It is a waste gas that can be harmful to humans if inhaled in high concentrations.
That it was harmful to breathe night air.
Basically the freezer does work to keep the inside at a lower temperature than outside. The coolant is compressed, and uses absorbed heat to expand again.
A chest type freezer can be recoiled by draining the coolant and cutting the coil lines. New coils are then soldered onto the inlet and outlet and the system is recharged.
When you put a dry glass in the freezer for 20 minutes, it will get very cold. When you breathe on it afterwards, the warm air from your breath will cause condensation to form on the surface of the glass, creating a layer of frost or moisture due to the temperature difference.
the carbon dioxide which comes from the burned petrol of cars is definitely harmful if you directly breathe it in, but not really harmful otherwise
Ozone in the air we breathe, at more than 0.05ppm or so on a long term basis, is harmful to health.
Too protect the meat and or fish from harmful bacteria in the air.
YES! They breathe just like humans!