Iodiser is an alternative form of iodizer.

Iodisers are used to add iodine to salt.

She iodises the water to make it safe for drinking.

They are iodising the water to make it safe for drinking.

Iodise the water before drinking it.

The chef iodised the salt before adding it to the dish.

I prefer using iodised salt in my cooking.

Iodisation is the process of adding iodine to salt.