If your freshly laundered sweater smells more like "sweaty gym after Zumba" than the advertised "ultra freshness from the northern slopes of the Himalayas," it might be time to take a look at the part of your washing machine you usually only look at when you're looking for a lost sock. The detergent drawer. Small, inconspicuous, often ignored - but incredibly crucial to whether your laundry will smell like heaven or... something you'd rather forget. Let's see - the third drawer of your washing machine.