Answer (1 of 2): They may get old and with minimum repair they can again be reused. Good thing about Aluminium is that it is malleable and highly reusable. Hence, 75% of the world’s Aluminium is recycled. So you may buy an old tank and reuse the same with little refurbishment. You may also get in
Victory 5lb CO2 Tank Aluminum Cylinder with CGA320 Valve: Home & Kitchen
Technology scientistmohamed
Мэдээ.МН
What is the procedure to exchange expired propane tanks? - Quora
Pipe bomb - Wikipedia
Why Does My Fridge Smell Like 6 Unusual Scents And What They Mean
Propane 101: Everything You Need To Know - ThompsonGas
Curved Colorful Magic #65 - Curved Colorful Magic by David Zydd
Victory 5lb CO2 Tank Aluminum Cylinder with CGA320 Valve: Home & Kitchen
How to tell if my BBQ propane tank is low on fuel - Quora