He is not good at talking with the opposite sex.

He is majoring in chemistry at university.

He is an expert in chemistry.

Organic solvents play an important role in chemical reactions.

It is important to understand the importance of health.

He has a transmodern way of thinking.

He is expressing himself by doing transvestism.

I learned about geometric isomerism in organic chemistry class.

I love uplifting trance music.

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