This shows how to collect rain water for future use from the roof of your house. Very cool setup, but be careful not to break the law while you're doing it. I know that here in Colorado, it is actually illegal to collect rain water without a permit. Scary, huh?
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.