Nitrous oxide

MP wants stricter nitrous oxide controls

Netherlands to ban laughing gas from January

Hospital investigates nitrous oxide level breach

Laughing-gas makers call for retail sales ban

'I showed son's ashes to people using laughing gas'

'A 20-second high isn't worth losing your life over'

Man with 25,000 laughing gas canisters jailed

NHS worker struck off for inhaling laughing gas

Man arrested for inhaling laughing gas in car

Laughing gas review to decide on potential new law

Dumped nitrous oxide canisters to be recycled

Laughing gas 'can cause paralysis' says top doctor

Greenwood admits 'poor judgement'

MP proposes laughing gas sale restrictions

Police 'slow to react' to mass gathering

Arrests after 1,800 laughing gas canisters found

Young chess players 'killed by laughing gas'

Websites 'must block illicit nitrous oxide sales'

Nitrous oxide: A pain drug used by teens as a high. Video, 00:01:51Nitrous oxide: A pain drug used by teens as a high

'Laughing gas' stolen from hospital

Festival laughing gas seller jailed

Laughing gas dealer 'too old for this'

Bar 'lets children inhale hippy crack'