We’re taught to wash our hands at a young age. It’s so important because not washing our hands is a way to pass germs to others or contract something we don’t necessarily want. This is why ...

Hand washing, while potentially more costly in terms of water and energy if not done efficiently, can be quicker and cheaper upfront, requiring minimal equipment like a basin and a sponge.

Hand-washing takes less than half a minute, yet an estimated 97% of people do it wrong. That's a big problem since the Centers for Disease Control and Prevention (CDC) says that one of the most ...