Chemically, powders have an advantage—their components can be formulated and mixed but kept separate in a solid form. (You can usually see different types of granules in your laundry powder.) ...

And finally, if you're washing with powder detergent, be sure to give it time to dissolve. 'If you're using powder detergent with cold water, make sure it dissolves properly,' says Tucker.

Powder is most effective at removing dirt, clay, and mud stains. For washing in cold water Unsurprisingly, liquid detergent dissolves more easily in cold water than the other forms.

These are the two ends of the global laundry detergent market. Consumers in the US, accustomed to liquids or newer unit-dose pod products, may not be aware that powders are alive and well in ...