The M1 was a United States chemical landmine. It developed in 1939, and consisted of a one gallon (4.5

liter The litre (international spelling) or liter (American English spelling) (SI symbols L and l, other symbol used: ℓ) is a metric unit of volume. It is equal to 1 cubic decimetre (dm3), 1000 cubic centimetres (cm3) or 0.001 cubic metre (m3). ...

) gasoline can filled with 9.9 lbs (4.5 kg) of

mustard gas Mustard gas or sulfur mustard is a chemical compound belonging to a family of cytotoxic and blister agents known as mustard agents. The name ''mustard gas'' is technically incorrect: the substance, when dispersed, is often not actually a gas, b ...

agent. As issued, it had no bursting charge or

fuze In military munitions, a fuze (sometimes fuse) is the part of the device that initiates function. In some applications, such as torpedoes, a fuze may be identified by function as the exploder. The relative complexity of even the earliest fuze d ...

, but required a bursting charge of detonating cord to be attached via soldered tabs on the outside of the can.

References

Land mines of the United States Chemical weapon delivery systems Chemical weapons of the United States {{weapon-stub