isobutane
/ˌaɪsoʊˈbjuːteɪn/
noun
- A colorless, flammable gas used as a fuel and refrigerant, and in aerosol propellants.
- Isobutane is commonly used in portable camping stoves.
- The refrigerator contains isobutane as a cooling agent.
- Scientists monitor isobutane levels in the atmosphere for pollution studies.