Hey, gas canisters are expensive. Why NOT just refill them with cheap gas from a bulk propane tank?


A "bulk" propane tank


Yeah, and on eBay you can get a cheap canister refiller that will do just that.

A very dangerous canister refill adapter


But refilling backpacking canisters with this particular canister refiller is inherently dangerous. Find out the whys and wherefores in my latest post:
Canister Refiller -- WARNING

HJ
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Adventures In Stoving