That movie was really touching.

This door opens automatically.

This village really has an idyllic landscape.

He said he couldn't agree with the views of the revisionists.

The study of organic compounds is an important field in chemistry.

This inorganic compound plays an important role in chemical reactions.

Sandwich compounds are being studied in a branch of chemistry.

He always buys cheap things, so in the end, it becomes 'penny wise and pound foolish'.

Acidic oxides react with water to produce acids.

Aluminum is an amphoteric oxide, it reacts with both acids and bases.