Galvanisation is the process of zinc-plating other metals to protect them from corrosion. Metal sculptures are shown being cleaned in an acid bath then dipped in a bath of molten zinc. This forms a zinc coating which will protect the metal inside for hundreds of years.

This clip is from:
Bitesize: Chemistry
First broadcast:
20 March 2008

Students could compare the use of galvanisation with other forms of corrosion prevention. Do they own anything that has corrosion prevention?