Word: dustproof
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Dates: during 1950-1959
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...operating room itself, walled in apple-green glass tile, is soundproof, dustproof, conditioned by gravity-fed air, and as nearly germproof and explosion-proof as human ingenuity can make it. Above the operating table, which can be tilted six ways, is a television camera (nested in a battery of lights) with lenses for closeup, normal and wide-view shots. The surgeons, anesthesiologist and physiologist wear combination stethoscope-intercom receivers...
...Rubinstein salons and outlets abroad sold $12 million more. That was not enough for Helena Rubinstein. Last week, in Roslyn, N.Y., she opened a new $4,000,000 plant to put her beauty business on an assembly-line basis and triple her production. Made mostly of glass, it has dustproof floors, a sealed, odorproof room for testing perfumes, huge, stainless-steel mixing vats to churn up tons of cream and cologne, and machines to fill 1,000,000 bottles and jars...
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