Editing Gas mask (section)

===World War II===
[[File:Air Raid Precautions on the British Home Front- Anti-gas Instruction, c 1941 D3948.jpg|thumbnail|right|A British couple wearing gas masks in their home in 1941]]
{{anchor|WWII gas mask}}
The British Respirator, Anti-Gas (Light) was developed in 1943 by the British.<ref>{{Cite web|url=https://www.iwm.org.uk/collections/item/object/30016346|title = Respirator, Anti-Gas (Light) MKII: With Haversack Carrier & contents}}</ref> It was made of plastic and rubber-like material that greatly reduced the weight and bulk compared to World War I gas masks, and fitted the user's face more snugly and comfortably. The main improvement was replacing the separate filter canister connected with a hose by an easily replaceable filter canister screwed on the side of the gas mask. Also, it had replaceable plastic lenses.{{Citation needed|date=April 2023}}