He is exploring new ideas.

What is the unit of measure for this product's weight?

Methane is the simplest hydrocarbon in organic chemistry.

He started a fire using coal.

His answer was short.

I am the type of person who consults with friends.

Lanthanum is one of the chemical elements, and its symbol is La.

Carbon is one of the basic elements of life.

This ring is made of titanium.

Tungsten is a very hard metal that is resistant to high temperatures.