gas fixture

A gas-bracket, a gaselier. gas-furnace, s. 1. A small furnace, much employed for laboratory purposes, and which is so arranged as to receive the maximum heating powers of the gas without regard to its illuminating purposes. Various forms have been contrived. 2. A furnace of which the fuel is gas from burners suitably disposed in the chamber for the purpose required. Steam-boilers and metallurgic furnaces are sometimes heated in this manner. gas-gauge, 8. An instrument for ascertaining the pre ure of gas. A bent graduated tube containing water or mercury, open at one end and with the other screwed into the ve el containing the gas.