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2. R-407C - Wikipedia

   en.wikipedia.org/wiki/R-407C

   R407C offers several notable benefits: Replacement for R22: Often used as a direct substitute for R22 in many existing systems, facilitating upgrades with minimal system modifications. High Efficiency: Provides effective cooling with good energy efficiency.

3. List of New York City Subway R-type contracts - Wikipedia

   en.wikipedia.org/wiki/List_of_New_York_City...

   3-ton crane cars (to replace R113s) C301–C312 Arva Industries [39] 2017 TBD Under delivery: R254 [38] Refuse flat cars (to replace R58s) (27 units) TBD 2017 TBD Under planning R255 [38] Diesel-electric locomotives HL001–HL025 [40] Wabtec 2020 2023–present Under delivery: R256 [38] Signal supply cars (to replace R74s) (2 units) TBD 2017 ...

4. R-410A - Wikipedia

   en.wikipedia.org/wiki/R-410A

   R-410A was invented and patented by Allied Signal (later Honeywell) in 1991. [5] Other producers around the world have been licensed to manufacture and sell R-410A. [6] R-410A was successfully commercialized in the air conditioning segment by a combined effort of Carrier Corporation, Emerson Climate Technologies, Inc., Copeland Scroll Compressors (a division of Emerson Electric Company), and ...

5. R-407A - Wikipedia

   en.wikipedia.org/wiki/R-407A

   R-407A is a mixture of gasses used as a refrigerant.It is a zeotropic blend of difluoromethane (HFC-32), pentafluoroethane (HFC-125) and 1,1,1,2-tetrafluoroethane (HFC-134a). [1]

6. Vehicle glass - Wikipedia

   en.wikipedia.org/wiki/Vehicle_glass

   It is the piece of glass opposite the windshield. Back glass is made from tempered glass, also known as safety glass, and when broken shatters into small, round pieces. [1] Windshields are made of laminated glass, which consists of two layers of glass, separated by a vinyl sheet. [2] Vehicle glass may contain heating coils or antennae. [3]

7. Robinson R22 - Wikipedia

   en.wikipedia.org/wiki/Robinson_R22

   As a temporary measure, in 1982, R22 operators received a kit from Robinson that was installed in the cockpit and on the belt tension actuator, isolating the tensioning circuits and locking the clutch/drive system at take-off tension. The problem was ultimately solved by replacing the four individual v-belts with two dual v-belts.