How should I dispose of butane cans safely and responsibly?

To dispose of butane cans safely and responsibly, follow these steps:

1. Check with your local waste management facility for specific disposal guidelines.
2. Empty the canister completely by using the butane until it is empty.
3. Puncture the canister to release any remaining gas.
4. Dispose of the canister in a designated hazardous waste collection site or recycling center.

By following these steps, you can ensure the safe and responsible disposal of butane cans.