Factories are having to spend more money to improve worker safety and curb pollution.

In addition to cost and environmental concerns, worker safety is also driving the shift to re-usables.

You treat the left's record on everything from race to worker safety, for example, as a public-relations triumph.

The program requires conservation, pollution control, worker safety and less use of pesticides.

The Chinese government has also tried to improve worker safety.

This use of mercury raises worker safety and environmental emissions issues.

His legislation on social worker safety can be seen as a model for the nation.

Her father was a civil engineer in charge of worker safety at coal mines.

Congress told the department in the late 1970's to develop and enforce regulations to improve worker safety, but that was never done.

Those factors make assuring worker safety more difficult, he said.