Bunsen Burner 2 : A gas burner consisting of a tube with a small gas jet at the lower end and an adjustable air inlet by means of which the heat of the flame can be controlled. Used as a source of heat for laboratory work. (Chambers)
H. J. Porter (Chairman - Technical Committee), Dictionary of Fire Technology, The Institution of Fire Engineers, The Victory Press (Leicester) Ltd. 1979 UK. (Fr Tech - Brit) {81}