This old document states that magnesium sulfate was used as a medicine.

Borates play an important role in chemical reactions.

This mineral contains carbonate.

Urajio is an old notation, now it is written as Urajio.

Silver salt plays an important role in photography.

We will use cyanide in this chemical experiment.

In chemistry class, I learned about the properties of ammonium chloride.

I was really surprised by his cruelly brusque treatment.

I boil fresh broccoli in salty water and eat it every day.

These shrimps are delicious when boiled in salty water.