aAntifreeze is a coolant containing special additives, mainly for water-cooled engine cooling system. Antifreeze has a freezing winter, summer, anti-boiled, the annual water scale, corrosion and other excellent performance throughout the year to provide comprehensive and effective engine protection. The...
they often have fur and a cover of fat under their skin to prevent heat from escaping. To help lose heat when they are too hot, they have sweat glands(汗腺)that take the heat away from the skin through evaporating(蒸发