Environmental problems
Don't look lightly sanitary engineering! : Water quality purification goods welcomed by amateurs I am an expert in sanitary engineering. Especially in the field of water, I have been doing research that does not fall behind. I also worked …
Some synthetic detergents turn into sulfuric acid when it is burned:Causes of acid rain It's been about 50 years ( half a century )since synthetic detergents were used to be more useful than soap(so said), and what is the ratio of soap now…