Exhaust system Exhaust system An exhaust system is usually piping used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove. The entire system conveys burnt gases from the engine and includes one or more exhaust pipes. Depending on the overall system design, the exhaust gas may flow through one or more of: An exhaust pipe must be carefully designed to carry toxic and/or noxious gases away from the users of the machine. Indoor generators and furnaces can quickly fill an enclosed space with poisonous exhaust gases such as hydrocarbons, carbon monoxide and nitrogen oxides, if they
South African criminal law a ground of justification in respect of It is sometimes a ground of justification in respect of assault. In "R v Peverett", the accused and one "S," at the latter's suggestion, decided to commit suicide by introducing into a closed motor car poisonous fumes from the exhaust pipe of the car. The accused made the necessary arrangements. He and "S" then sat in the car; the accused started the engine. They both lost consciousness but were later removed from the car and eventually recovered. The accused was convicted of attempted murder; his appeal was dismissed. The court held that the