We may receive a commission on purchases made from links. If you're looking to take on a new project with your Arduino, perhaps creating a smart trash can could be in the cards.

I tested six smart trash cans over the course of a few weeks and analyzed them based on scent containment, design and more to determine the best one.

The Mill Kitchen Bin is a smart trash can from the co-founder of the Nest Learning Thermostat that turns your kitchen scraps into chicken food in an effort to solve the problem of food waste.