We have a 30-year-old galvanized-steel door that's suddenly not holding paint. I used oil primer and numerous topcoats, but nothing helps.—DAVID G., WOODINVILLE, WASHINGTON The problem is ...
Engineering and technical staff often get confused over the various terms bandied about in South African industry such as ‘galvanized’ or ‘cold galvanizing’ or ‘zinc-rich paints’. So, what’s the ...
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