3 ms·
The phase change of water from liquid to gas is an endothermic reaction. In an emergency, if you had water and a fan, you could continually soak yourself and th
by jniedrauer 7y ago
The phase change of water from liquid to gas is an endothermic reaction. In an emergency, if you had water and a fan, you could continually soak yourself and then accelerate water evaporation using the fan. This would keep you significantly cooler than the water temperature itself.