Recent, widespread additions of scrubbers and selective catalytic reduction (SCR) systems at U.S. coal-fired power plants have significantly reduced concentrations of the pollutants SO 2 and NO x in ...

In 2006 and 2007, POWER ran a three-part series on the formation of SO 3, O&M issues caused by SO 3, and sorbent injection control for SO 3 control. Three years later, many plants still struggle with ...

Hazy days don't just block the view; they mean the air contains particulate matter that can compromise human health. Chemists have now discovered a way that alcohols can balance out the formation of ...

Sulphur dioxide and sulphur trioxide are potentially fatal gases. What effects do they have on people, and what should be done if exposure has occurred? Sulphur dioxide is a colourless gas with a ...

Panic spread in Nagda on Wednesday evening when sulphur trioxide (SO3) gas leaked from a tank at an industrial plant, causing irritation in the eyes, throat and lungs of people in a 1. 5km radius.