洗衣机洗衣液的英语作文

洗衣机洗衣液的英语作文
洗衣机的作文
First, open the lid on the washing machine and put the clothes into it, pour in detergent, and close the lid. Next, set the water temperature. If you are washing cotton or very dirty clothes, you might want to use hot or warm water. If you are washing things like silk, you should keep the water temperature lukewarm to cool. Then, set the time for about an hour to an hour and a half, depending on how dirty the clothes you are washing are. Finally, turn on the washing machine by press the “Start” button.
洗衣液的作文
The active ingredients of laundry detergent are mainly non-ionic surfactant, and its structure includes hydrophilic end and oil-loving end, in which oil-loving end combines with stain, and then separates stain and fabric through physics movement such as hand rub, machine movement . At the same time, surfactants reduce the tension of water, so that water can reach the surface of fabric, so that the effective ingredients play a role.。