Diamond cut Diamond--Ultra-Vival

Rei Morishita from Japan: Environmentalist, poet, essayist. Everything, various things will be taken up. Originally, it was a blog about disasters, and expanded to say romance, for example, is a kind of disaster because it is a problem of one’s survival.

Environmental problems

Don't look lightly sanitary engineering! + Sewage treatment technology: Oxidation Ditch

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

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…