Question

a wet hanky is placed on the forehead of a person suffering from high fevera.why explain?

Answer 1

A wet handkerchief is placed on the forehead because water will absorb the latent heat from the skin resulting in the lowering the temperature of the body....

Answer 2

Doctor's advice to put strips of wet cloth on the forehead of a person having high fever , As water evaporates from the strips of wet cloth placed on the forehead of a person, it absorbs heat from the body. The body temperature gets lowered and the person gets some relief from fever.