He is completely dependent on coffee.

We attended the cornerstone laying ceremony of the new building.

Old scientists discovered that calcium was important for bone health.

In organic chemistry, isocyanides are known for their distinctive odor.

He hydrogenated fatty acids in a chemical experiment.

This compound is stabilized by hydrogenation.

I have been very busy recently.

He turned fifty.

Eunicids, or 'Isome', are string-like polychaetes living on the sea floor.

I'm sorry, but I don't speak Japanese.