If p = const., then dp = 0, and, from 1, p dV = R dT; i.e., the work done by the gas in expanding through the differential volume dV is directly proportional to the temperature change dT. If the gas has a specific heat at constant pressure of Cp, then dq = Cp dT, and, from 2 (with 3),
A dietary supplement is a product intended for ingestion that contains a dietary ingredient intended to add further nutritional value to (supplement) the diet. A dietary ingredient may be one, or any combination, of the following substances: a vitamin.
Dietary supplements are an umbrella for a wide range of products, including weight loss pills and substances that promise to increase physical performance. Ergogenic aids are a type of dietary supplements that can increase the capacity for bodily or mental labor, especially by eliminating fatigue symptoms. These aids fall into different categories: mechanical aids, nutritional aids, pharmacological aids, physiological aids and psychological aids (see âErgogenic Aid Classificationsâ chart).