“A volcano is a rupture on the crust of a planetary-mass object, such as Earth, that allows hot...Volcano
“The soybean (US) or soya bean (UK, AU) (Glycine max) is a species of legume native to East Asia...Soybean
“Template:Distinguish Sulfuric acid (alternative spelling sulphuric acid) is a highly corrosive...Sulfuric acid
“Some other metals, such as Al, Au, Ag, brass, and CUM, are so valuable that they are rarely...Metal recycling
This category has the following 13 subcategories, out of 13 total.
Pages in category "Earth conservation"
The following 200 pages are in this category, out of 217 total.