The process of treating something with sulfur or sulfur compounds.
Sulphating is a chemical process that changes things.
Examples:
The sulphating of the metal makes it stronger.
The sulphating of the wood makes it last longer.
The sulphating of the water makes it safe to drink.
The sulphating of the food makes it taste bad.
The sulphating of the air makes it hard to breathe.
The sulphating of the ground makes the plants grow better.