"Always make a point to deep clean washers when I move into a new place," the poster wrote. "That puck of gunk came out in ...

"[It] is just grease on your clothes to hold dirt, sweat and stains better." Woman breaks open washing machine to show ...

From how long you can actually let your wet laundry sit to what to do when you inevitably forget a load, here’s what you need to know the next time you find yourself missing that end-of-cycle buzzer ...