gasholder
/ˈɡæʃhəʊldər/Definitions
1. noun
A large metal tank, often mounted on a brick or concrete base, used to store gas for lighting or other purposes.
“The old town’s historic district included a beautiful gasholder, a relic of the industrial past.”
2. noun
A device consisting of a tank and pipes for storing and distributing gas.
“The new gas holder was installed to meet the increased demand for cooking gas in the city.”