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News & Views, July 2017

HFO-1234yf REFRIGERANT IS A FLAMMABLE GAS Automobiles have been using refrigerant gases in their AC systems for decades.  The refrigerant gases have generally been inert gases, such as Freon-12 and R-134.  Recently, many auto manufacturers have started to use HFO-1234yf as the refrigerant gas in their AC systems.  This gas is expensive, about $80/lb., and […]

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Brouhaha Over Paper or Metal – Management of Used Oil & Fuel Filters (CA ONLY), July 2016

BACKGROUND:  Used Oil Filters may exhibit hazardous characteristics and hence are classified as hazardous waste in California. To encourage recycling of used oil filters, California DTSC adopted reduced handling requirements for drained used oil filters that are sent for recycling as scrap metal. Used oil filters must not be disposed in trash cans or at […]

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