Analytical chemistry is a science that reveals the composition and structure of substances.

He is an expert in petrology and is in charge of geology lectures.

Last night, a mudslide occurred, and our town suffered significant damage.

He is an expert in tidology, conducting research on ocean tides.

He is majoring in tidal science.

He searched the forest to find a red junglefowl.

The cumulonimbus clouds floating in the sky indicate that a thunderstorm is near.

He is an expert in gemology, and he is good at evaluating the quality of diamonds.

On a cold winter night, a kerosene heater is indispensable.

We conducted a meta-analysis on this issue.