"Stocks of fire-fighting foam containing this chemical have been phased out at Guernsey Airport now that a suitable replacement has become available, " added Deputy Flouquet.

BBC: Assurances over Guernsey water

Most of the victims died after inhaling the toxic smoke produced when ceiling insulation foam caught fire.

BBC: Brazil nightclub fire: Four charged with manslaughter

Then, as the ceiling continued to ooze hot molten foam, dos Santos grabbed the drummer's water bottle and aimed it at the fire.

NPR: No Alarm, Only 1 Exit In Brazil Nightclub Fire