How to Choose a Laundry Detergent - The Spruce
Liquid, Powdered, or Single-Dose Pack Laundry Detergent? General-purpose laundry detergents are available in liquid, powdered, or single-dose form. All forms of laundry detergent will clean clothes well. However, liquid detergents are particularly effective on greasy, oily stains and can be easily used as a pretreater for stain removal.