The results of stack emissions testing conducted at several coal-fired power plants during the past three years have provided useful guidance for plant operators who are required to meet new federal ...

Emissions testing laws are a crucial component in the fight against air pollution and climate change, yet these regulations vary significantly across the United States. Understanding these differences ...

EDINBURGH, Scotland--(BUSINESS WIRE)--Exova, the global testing, calibration and advisory services provider, has acquired Catalyst Environmental Limited, the leading stack emissions testing specialist ...

Flyash and condensed sulfur trioxide (SO 3) are the major components of flue gas that contribute to the opacity of a coal plant’s stack emissions (stack opacity). Estimates are that 75% to 85% of ...