Throughout the history of our civilization, the need for efficient washing of skin and clothes pushed many inventors and scientist to create many types of substances that facilitated that need. Because modern detergents found their footing only after the rise of technology and chemistry of the 20th century, our ancestors focused their attention on the…
The cleverest part of a washing machine isn’t the drum or the drive belt, the electric motor that spins it around or the electronic circuit that controls the program: it’s the detergent (soap powder or liquid) you put in right at the start. Water alone can’t clean clothes because they won’t attach to molecules of grease and dirt. Detergent is different. The…
Soap’s raw materials are mainly oil, synthetic fatty acid, and alkali. In addition, in order to improve the comprehensive properties of soap and meet various application requirements, some auxiliary materials and filling materials are usually added. (1) Oil Oil is the basic raw material for soap production. Its composition and properties play a direct…
when you’re young, “bathtime” is another word for “torture” and a harmless block of soap can seem like an offensive weapon. Fortunately, most of us soon grow out of that little problem and learn to recognize soap and water for what they are: a perfect way to shift the daily grime. Soap seems like the simplest…