From Longman Dictionary of Contemporary EnglishCalor gasCal‧or gas /ˈkælə ɡæs $ -lər-/ noun [uncountable] trademark British English TPGa type of gas that is sold in metal containers and used for heating and cooking where there is no gas supply
Examples from the Corpus
Calor gas• This time the most valuable item stolen was a Calor gas heater.• Good toilets, showers and chemical disposal. Calor gas sales.• Electric hook ups available, Hot showers, toilets, chemical disposal, Calor gas sales etc.• Then we boiled it dutifully and heated our tins on the Calor gas stove in the kitchen. 