Aldaric acid is a compound produced by the oxidation of sugars.

Altair is one of the brightest stars in the summer night sky.

Alucard is my favorite character.

Al-Qaeda is an international terrorist organization.

Al-Qaeda is a global terrorist organization.

He should stop the alcohol harassment.

I learned about bacterial culture in my microbiology class.

The Gulf of Tonkin is located in the northern part of Vietnam.

This reaction occurs through a chemical process.

He is an excellent chemist who made many discoveries.