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Propane and any of several kinds of mercaptan used as oderants are mixed at the refinery. Due to pressures in the tanks and the physical characteristics (liquefying) of gases at those pressures, t...
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Propane and any of several kinds of mercaptan used as oderants are mixed at the refinery. Due to pressures in the tanks and the physical characteristics (liquefying) of gases at those pressures, t...