Metal roofs, however, pre-date the contemporary asphalt shingle roof by a couple of ... consist of an alloy steel with a zinc coating applied to it for protection, known as galvanized metal.

“Restoring a roof involves removing old zinc sheets, measuring and custom-cutting new pieces with a Parisian folding machine, and assembling them onto the roof,” UNESCO noted in its citation ...

MOSCOW, February 15 (Itar-Tass) – The roof of a zinc plant in the Chelyabinsk Region partially collapsed due to blast wave caused by the fall of a meteorite, the press centre of the Russian ...