When the temperatures warm up, it's a good time to remind technicians and drivers about the dangers associated with hydrocarbon refrigerants being sold as cheap substitutes for R-134a and R-12.

» Some minor items may remain to be completed this week, but crews are just about finished with work on the Interstate 90 viaduct in downtown Spokane. » Hooray. Rathdrum, Idaho, company OZ Technology ...

When the temperatures warm up, it's a good time to bone up on the dangers associated with hydrocarbon refrigerants being sold as cheap substitutes for R-134a and R-12. Marketed under names like HC-12a ...