Finding the best way to dispose of empty calibration gas cylinders is an age-old dilemma.
These days, most calibration gas mixtures come in small transportable cylinders and are used to calibrate on portable and fixed gas detectors. Made from aluminum or steel, these cylinders, when empty, are defined by their users in many different ways. Some consider them normal waste, some treat them as scrap metal, and others define their cylinders as hazardous waste and pay environmental companies to pick them up for a fee.
Disposing of cylinders as normal waste can present some problems. Finding empty cylinders in a company’s waste — possibly with some remaining level of pressure in them and/or labeled with toxic and combustible compounds — could attract unwanted attention. As perception is reality — no matter what the final cylinder disposal determination may be — cylinder users have to address the disposal problem in such a way not to draw unwanted attention.
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