It's a large canister filled with nitrous oxide (N2O) gas, similar to what's used in whipped cream dispensers.

You'd need a whipped cream dispenser to properly dispense and use the nitrous oxide.

NOSBOSS offers delivery within 15-30 minutes in Melbourne's south-eastern suburbs.

No, these canisters are single-use and cannot be refilled.

Make sure the canister is completely empty, then dispose of it in accordance with your local recycling or waste disposal guidelines.