Need to MacGyver yourself out of a situation with a mini torch? Well, you might want to watch this video of how to make a mini butane torch out of some random household components. Built by [Roman ...

[Hyperspace Pirate] built his oxygen concentrator around a pressure-swing adsorption system, which uses two tanks of a molecular sieve to selectively adsorb and purge nitrogen, leaving behind mostly ...

9 best torches, expert-tested for camping, hiking and DIY jobs - These head torches and handheld flashlights will ensure you won’t be left in the dark ...