Key Takeaways All washing machines have a flexible seal around the door to help prevent leaks.The seal traps water, soil, and product residue after each wash, which can lead to mold and mildew growth.

The best time of day to do laundry is during off-peak times of energy use, according to the U.S. EPA. Learn more about how to find your area's peak energy usage slots, and score bonus tips for lower ...