SHTFEngineering

This is an easy method to remove the ethanol from your gasoline for long-term storage or small engines. Keep in mind, the octane is calculated with the ethanol in there. By removing it the octane is slightly lower. Just start with premium gasoline and you will end up with decent gasoline.

If you don't already have a side hustle, maybe you can help me get some things done.

Easy to build DIY vacuum canning device.

Before the laser level, there was the water level for building houses and other large structures. No batteries required.