It is safe and easy to recycle camp fuel canisters. All you have to do is puncture a hole in the cylinder using a hammer and screwdriver.
Safest and easiest way to recycle camp fuel canisters - DetourOn
GasOne Camping Fuel Blend Isobutane Fuel Canister 100g (4 Pack) : : Sports & Outdoors
Why – and How – You Should Be Recycling Your Camping Fuel Canisters - Men's Journal
Recycling IsoPro Canisters - The Summit Register
Hey fellow campers, what's the best way to safely dispose of empty propane container (16oz) like this one? I live in canada. Its has no specified instruction on the label other than
How to Safely Dispose of Used Camping Fuel Canisters — Dad Gear Review
Recycling Backpacking Fuel Canisters –
Do not place wine or beer bottles into home recycling carts
How to Recycle Empty Fuel Canisters — The Mountaineers