Effects of Strength Training : 13 - «Eccrine» sweat glands :

12 - Skin

13 - «Eccrine» sweat glands :

At the signal of the hypothalamus, one of the two types of sweat glands, the eccrine glands, begins work. These sweat glands produce odourless perspiration, a mixture of water, 

salt and small amounts of other electrolytes, directly on the skin's surface. When this sweat evaporates into the air, your body temperature drops.
14 - «Apocrine» sweat glands