Washing laundry using water heated to a moderate temperature offers a balance between cleaning power and fabric care. This approach typically involves water heated to approximately 90-110F (32-43C), providing sufficient heat to loosen dirt and activate detergent enzymes without the potential damage associated with hotter temperatures. A typical application is washing moderately soiled clothing and synthetic fabrics.
Moderately heated water washing presents numerous advantages. It effectively removes everyday stains and grime while minimizing the risk of shrinking, fading, or damaging delicate fabrics. Historically, this temperature setting became increasingly popular with the rise of synthetic fabrics and colorfast dyes, offering a compromise between the harsher hot water washes of the past and the less effective cold water washes. This method also contributes to energy conservation compared to hot water washing, aligning with environmentally conscious practices.