(0) engines, including turbines and intemal combustionengines,turbines, turbo-generators, compressor engines, pumps(in)reciprocating steam engines, gas turbines, steamand actuating devices(e)open metal-making pots and blast furnaceshousing for electrical machinery such as switchgear, controlgear, transformers and rotating machines,(t)(g)tyres and flexible pressurised casings used for recreationalpurposes,