Powder or liquid detergent, which is greener?
Dec 11, 2012·Cons: It takes water to make liquids … liquid. In fact, standard, nonconcentrated detergents contain as much as 80 percent water. It’s a waste of both water and energy to truck diluted detergents around the country when your washing machine does an efficient job of turning powders into liquids with the water that comes from your local supply.