January 25, 2019

Last summer, we wrote about waivers of approval to begin installing equipment prior to acquiring an air Permit-to-Install (PTI). While waivers can prove to be quite useful, they take a backseat to installing under an exemption; and the list of exempt equipment is long...

January 16, 2019

Most industrial operations invariably involve the handling of hazardous chemicals in some form.  This can range from using small amounts of alcohol for cleaning to being exposed to welding fumes for an entire shift.  Employee exposure to chemicals is inevitable but emp...

January 8, 2019

In what will likely have significant impacts on the petroleum industry, the U.S. Environmental Protection Agency (EPA) is proposing revisions to AP-42, Chapter 7. AP-42, the Compilation of Air Pollutant Emission Factors, is the primary compilation of the EPA's emission...

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