Station / Airport guide. Paris Charles de Gaulle Airport (Roissy) is located 23 km north of Paris and eases your journey in France and beyond with its own transport hub which provides fast and frequent train services.
Drops of sweat. Sweat is a liquid that is made by the skin when the body is hot. Sweat is made in sweat glands under the surface of the skin, and it comes out of tiny holes in the skin called pores. Sweat is mostly water, but it also contains some salts. The body makes sweat to cool itself down. The sweat takes the heat from the body when it evaporates (turns to gas).
Also, sweat does not contain ammonia, that was a fallacy on your part. It does contain, as does urine, urea. However, sweat contains only a small amount of this chemical. The main purpose of sweat is to lower body temperature.The purpose of urine is to rid the body of liquid wastes/toxins. Therefore, even though some sweat contains urea, and sweat is composed of water salts, and urea, the main purpose of sweat is to lower the body temperature. http://answers.yahoo.com...he purpose of urine is to rid the body of liquid wastes/toxins. Therefore, even though some sweat contains urea, and sweat is composed of water salts, and urea, the main purpose of sweat is to lower the body temperature. http://answers.yahoo.com...