Dear Sir/Madam,

Zinc is indeed a corrosion protector when it is applied as a "coating"
(galvanizing, zinc spraying, zinc rich paints). Attaching a "block" of zinc
will not inhibit corrosion on the whole surface of a car.

Best regards,

Jean-Philippe Lembeye

International Zinc Association
168 Avenue de Tervueren/Box 4
B-1150 Brussels - Belgium