Helium tanks cannot explode. ... In case of any unforeseen circumstances, such as a fire, the cylinder will release gas in a controlled manner and will not explode. Therefore, a helium tank can be used and stored at home.

What causes a helium canister to explode?

Exposure to wet or damp areas could result in rusting, weakening the metal which could cause the helium cylinder to burst. The helium cylinder should be stored upright, to prevent damage to the nozzle or valve.

Are helium canisters dangerous?

Helium balloon gas is a safe, non-flammable, non-toxic gas which is lighter than air. It can be used safely either indoors or outdoors, provided appropriate care and attention is taken.