Royal Armouries - The No. 75 was an official British anti-tank grenade, proposed in 1941 by a Major Hawkins of the Royal Engineers, and made from a tin of household metal polish!
No 75 Hawkins grenade
temporyal on X: "Some details: Demolition Grenade: The No.75 Hawkins grenade works as a low power anti-tank mine and can be thrown a longer distance than a tranditional heavy anti-tank mine. Firecrackers: