Encyclopedia : R : R4 : R41 (3 articles)

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R-410A
R-410A is an azeotropic mixture of difluoromethane and pentafluoroethane which is used as a refrigerant in air conditioning applications. Unlike many haloalkane refrigerants it does not contribute to ozone depletion, and is therefore becoming more widely used as ozone-depleting refrigerants are pha..
R41 (Gauteng)
The R41 is a Regional Route in South Africa that connects Johannesburg with Randfontein. External link [Routes Travel Info] R21 • R23 • R24 • R25 • R28 • R41 • R42 • R50 • R55 • R80 • R82 ..

 

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