The Hill News

At the turn of the 20th Century, smoke meant jobs. When noxious fumes spewed from factory stacks, workers brought home paychecks. Industries hired. The future was bright as molten iron flowing from a blast furnace.

In industrial Pittsburgh’s heyday, the smoke was so dense streetlights remained lit at noon. White collar workers changed soot-covered shirts mid-day. The region’s residents suffered high rates of asthma and emphysema. In 1948, an inversion trapped industrial pollution in a small town south of Pittsburgh, killing 20.

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