ADJ
- noxious, poisonous, toxic
- explosive, inflammable, radioactive
- inert
- exhaust, greenhouse
- pollution from greenhouse gases
- nerve, tear
- Police used water cannon and tear gas against demonstrators
VERB + GAS
- give off, produce
- It gives off a poisonous gas as it rots down
GAS + VERB
- build up
- Noxious gases had built up in the sewer
- escape, leak
- Toxic gases can escape through one of the pipes
ADJ
- butane, coal, natural, propane
- bottled, Calor
VERB + GAS
- cook with
- I prefer to cook with gas
- light, turn on
- I lit the gas and put the soup on to warm
GAS + NOUN
- appliance, boiler, central heating, cooker, fire, lamp, oven
- bottle, cylinder, pipeline
- board
- industry
- field
- tapping the North Sea gas fields
- supply
- works
- Local gas works were closed as natural gas became available
- leak
- All gas leaks should be reported as soon as possible
PHRASES
- gas mark 2, 3, etc.
- Set the oven at gas mark 4