Used empty propane tanks of all sizes offer quality sheet metal that can be salvaged and modified for all kinds of uses (BBQ, pizza oven, wood stove, fire pit, etc.
From Sticks, Stones and iron
How to build a rocket stove from a freon tank. Step by step instructions for rocket stove construction. If you're shopping on amazon, it helps me if you use my link ...
From BCtruck, rebuild, repair,repurpose
How to remove a valve from a propane/gas tank, cylinder or bottle, before making a rocket heater or pot belly wood burning stove. The battery died halfway ...
Live demonstration showing no explosion during welding on a propane cylinder protected with the DSS technology and filled with propane.
From Dr. Nick Stergioulas
Made a grill in class out of a potbelly freon thin gauge cylinder. Slapped on hinges, smokestack, and wood fire. Geilled on yum kabobs! My first grill.very rough ...