Kevlar a trademark of para-aramid synthetic fiber, is related to...

Fermium is a synthetic, radioactive metallic element. It has the...

Einsteinium is a metallic synthetic element with the symbol Es...

Europium is a chemical element with the symbol Eu and...

Curium is a synthetic radioactive chemical element with the symbol...

Actinium is a radioactive chemical element. The symbol for Actinium...

Aluminum (or aluminium) is a soft, lightweight, silvery metal. It...

Americium is a synthetic radioactive metallic element. The symbol for...

Astatine is a radioactive chemical element. The symbol for Astatine...

Berkelium is a synthetic radioactive metallic element. It has the...

Californium is a metallic chemical element. It has the symbol...