Science: Ship's Coat

The Navy has scraped a lot of paint off parts of ships to reduce the fire hazard. What to put in its place? Last week it became known that the Navy has an answer: a fireproof ceramic (glazed) coating that seems to have many advantages.

Called Seaporcel, a silica product, the coating is first sprayed, then fired on the surface of metal. The Navy and Maritime Commission are covering bulkheads, doors, crews' quarters and galleys with it. It does not char, chip or crack, can be cut or tack-welded like uncoated metal, and actually strengthens light steel sheets to which it...

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