laughing gas

Possession of nitrous oxide - also known as laughing gas or NOS - for recreational use has been a criminal offence in the United Kingdom since 2023 and can result in a two-year prison sentence.

Police make arrests in crackdown on 'laughing gas'

Eutrophication and acidification are some of the environmental problems that can be traced to the use of ammonia -- as well as emissions of laughing gas, which is a very potent greenhouse gas.

The government has made possession of nitrous oxide, or laughing gas, a criminal offence in England and Wales.

Intensive, frequent use of laughing gas can lead to vitamin B12 deficiency which can cause neurological damage, scientific studies suggest.