Involved in the mechanics of breathing; The muscles involved in this type of breathing are the diaphragm, the external intercostal muscles, and the accessory respiratory muscles (activated when respiration increases significantly) Forced Exhalation.
Nitro- a combining form (used also adjectively) designating certain compounds of nitrogen or of its acids, as nitrohydrochloric, nitrocalcite; also, designating the group or radical NO2, or its compounds, as nitrobenzene
Keep in mind, however, that while nitrous itself is not flammable, if there's a least hint of fuel in the intake, it will ignite, and the heat will cause the nitrous to break down and release a rush of oxygen to the fire, which causes an explosive flash.YTH: Nitrous is Flammable Basically nitrous oxide by itself is pretty innocuous â it really doesn't do anything. In the form of nitrous oxide it is not dangerous or flammable â it just serves as an oxidizer in a racing application.