This old building tells the history of our town.

This old house is the one where my grandparents lived.

He is an expert in law.

We will use caustic soda in this experiment.

He likes to drink soda water.

He often uses TDN notation to shorten his messages.

We observed the reaction using soda ash in a chemistry experiment.

Carbonate of soda is a versatile substance that can be used for laundry and cleaning.

You can solve the problem by using this method.

This company strictly adheres to the principle of fair trade.