Add Yahoo as a preferred source to see more of our stories on Google. Damian Lugowski / Getty Images Even if you have your laundry routine down to a science, you might not even know that your washing ...

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Andrea Barnes Andrea Barnes is a writer covering large cleaning appliances.