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- Diesel particulate matter
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- Technology News
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4/1/1994 - Technology NewsThe objective was to develop a portable emissions measurement apparatus.
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3/1/2006 - Technology NewsA combination of engineering, administrative, and ventilation controls will eventually be required in many large opening mines in the United States to meet the regulatory DPM concentration limits. The AQE is a tool for mine planners to use to estimate s...
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Content source: National Institute for Occupational Safety and Health, Mining Program