Nearly everyone has the typical 20-pound (5-gallon) barbecue grill propane tank, and many preppers have stocked up with extra tanks for various reasons – but how do you accurately know how empty or full your tank really is?
- Here’s the best way to find out how much propane is left in your tank:
- http://modernsurvivalblog.com/preps/how-to-tell-how-full-or-empty-your-propane-tank-really-is/
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