Healthacker.com

Dave Klecha at Featherish talks about working out on a budget:
There’s a couple of common issues that most beginners in exercise face. One is the expense. As I mentioned before, my future sister-in-law recently dropped $1800 on a bike, which she only uses to train for and race in triathalons. Gym memberships can cost anywhere [...]

I used to work on a large freighter, and one of my jobs was to fight rust. To do this we used phosphoric acid. Take a spray bottle of phosphoric acid and squirt it on the rust and you’d come back in 20 minutes or so to find it had turned the rust into an [...]