1828 26 June 8/5 (advt.) A large quantity of cast iron pipe, various dimensions, wrought iron gas tubing, gas burners and fittings.
1956 22 Sept. 698/1 There was no defect in the gas-tubing or joints.
2008 (Nexis) 27 Aug. 16 Typical targets include..copper gas tubing and lightning conductors.