1 performed, undertaken, or brought about by free choice, willingly, or without being asked. a voluntary donation. 2 (of persons) serving or acting in a specified function of one's own accord and without compulsion or promise of remuneration.
The Ideal Gas Law is one of the Equations of State. Although the law describes the behavior of an ideal gas, the equation is applicable to real gases under many conditions, so it is a useful equation to learn to use. The Ideal Gas Law may be expressed as: PV = NkT.
United States open-container laws. In the United States, open container laws regulate or prohibit the existence of open containers of alcohol in certain areas, as well as the active consumption of alcohol in those areas. Public places in this context refers to openly public places such as sidewalks, parks and vehicles.