6. Get handy around the house with DIY wood stain
Since coffee stains your clothes when you inevitably spill it all over yourself, it stands to reason you can use it as furniture stain too. Brew a pot, but instead of tossing the grounds, put them back into the coffee. Coat untreated wood with the mixture for a light, amber stain.
7. Clear drain clogs
A concoction of dish soap, coffee grounds, and boiling water can easily tackle grease buildup in your sink.