If ''The Wretched of the Earth'' was not ''the handbook for the black revolution,'' as its publisher boasted, it was certainly a sourcebook of revolutionary slogans. (Eldridge Cleaver once said that ''every brother on a rooftop can quote Fanon.'') ''Violence,'' Fanon argued most famously, ''is a cleansing force.
Carbon dioxide is the lasing medium in a carbon dioxide laser, which is one of the earliest type of lasers. Carbon dioxide can be used as a means of controlling the pH of swimming pools, by continuously adding gas to the water, thus keeping the pH from rising. Among the advantages of this is the avoidance of handling (more hazardous) acids.
Medical Definition of carbon dioxide. : a heavy colorless gas CO2 that does not support combustion, dissolves in water to form carbonic acid, is formed especially in animal respiration and in the decay or combustion of animal and vegetable matter, is absorbed from the air by plants in photosynthesis, and is used in the carbonation of beverages.