Hazardous Air Pollutants (HAPs) Articles

  • Catalytic filter technology provides important flexibilityfor controlling PM, NOx, SOx, O-HAPS - Case study

    Catalyst-embedded ceramic filters offer a way to remove NOx at lower temperatures, while simultaneously removing PM, SOx, and HCI. The technology also removes organic hazardous air pollutants, THC, dioxins, and mercury. Applications include the Cement NESHAP; Boiler MACT; incinerator CISWI MACT; Hazardous Waste MACT; glass furnaces; ceramics manufacturing, including tracking proppants, kilns, and ...

  • Intraurban Variability of Ambient PM Arsenic and Other Air Toxics Metals in St. Louis

    The Missouri Department of Natural Resources (MoDNR) and Washington University participated in a project to collect and analyze air toxics metals data. It was funded through a Community Air Toxics Grant from the U.S. Environmental Protection Agency (USEPA). The study grew out of the southside St. Louis Community Air Project (CAP) which identified six hazardous air pollutants of concern including ...

  • Portable oil analysis tools reduce routine maintenance costs

    What do a power plant, a hospital, a police station, and a remote mine have in common? They all have essential assets requiring uninterruptible power, commonly powered by an engine generator as primary or backup power. Engine generators, often termed "gensets," combine an electrical generator and an engine. They supply electrical power where normal utility power is not readily available or is ...


    By Spectro Scientific

  • Biosolids Dryer Emission Control - Case Study

    Colt has completed multiple Biosolids dryer projects, achieving unmatched performance and reliability. In order to handle this very demanding application, Colt engineers started with a clean sheet of paper, and designed the RTO with features that address the problems plaguing the dryer industry. Colt's Dallas based Air Quality Control Group received an order for a 3 chamber MAXIM™ RTO ...


    By Colt Technologies, Inc.

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