Polarized Light Microscopy (PLM)- Bulk Sampling


Polarized light microscopy (PLM) analysis is the most commonly accepted technique for analysing bulk samples for asbestos. Bulk material samples are typically collected during an asbestos survey by an EPA accredited inspector.The PLM analysis is based on optical mineralogy and uses a phase contrast microscope equipped with polarizing filters. Identification of asbestos is based on

Asbestos Inspector and Inspection.


Training for asbestos professionals is required under the EPA Asbestos Model Accreditation Plan (MAP) which EPA issued under the Asbestos Hazard Emergency Response Act of 1986 (AHERA). The MAP requires the use of trained and accredited asbestos professionals when conducting asbestos inspections or designing or conducting response actions at schools and public and commercial buildings. It

Asbestos NESHAP National Emission Standards for Hazardous) Air Pollutants Compliance Monitoring


The Clean Air Act (CAA) requires the U. S. Environmental Protection Agency (EPA) to develop and enforce regulations to protect the general public from exposure to airborne contaminants that are known to be hazardous to human health. In accordance with Section 112 of the CAA, EPA established National Emissions Standards for Hazardous Air Pollutants (NESHAP)

EPA fines six Arizona school districts for asbestos violations


Release Date: 02/19/2013 Contact Information: Rusty Harris-Bishop, harris-bishop.rusty@epa.gov, 415-972-3140 More than 15,000 students to be protected by additional inspections, asbestos plans (2/19/2013) SAN FRANCISCO — The U.S. Environmental Protection Agency has fined six Arizona school districts a combined total of $94,575 for Asbestos Hazard Emergency Response Act (AHERA) violations. More than 15,000 children attend the

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