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As a refrigerant, it is designated R-1234yf [1] and marketed under the names Opteon YF by Chemours and as Solstice YF by Honeywell. [3] R-1234yf is also a component of zeotropic refrigerant blend R-454B. HFO-1234yf has a GWP less than carbon dioxide, [4] [2] itself 1,430 times less potent than R-134a. [5]
R-236 me: 1,2,2,2-Tetrafluoroethyl difluoromethyl ether: C 3 H 2 F 6 O: 57041-67-5: 5.8 [4] 0 [d] 989 [4] 168 [7] HCFC: R-241: Tetrachlorofluoropropane: C 3 H 3 FCl 4: 134190-49-1: 0.004–0.09 [15] 199.9 [7] HCFC: R-242: Trichlorodifluoropropane: C 3 H 3 F 2 Cl 3: 134237-42-6: 0.005–0.13 [15] 183.4 [7] HCFC: R-243: Dichlorotrifluoropropane ...
It is the northern terminus of the Metra Electric District to Chicago's southern suburbs, and the western terminus of the South Shore Line to Gary and South Bend, Indiana. Located under Millennium Park , a terminal station was first established here in the 1800s by the Illinois Central Railroad (IC) but has gone through several re-configurations.
Located near the station are the California Coach Yard, and the Western Avenue Rail Yard, the latter of which host to Metra's remaining EMD F40Cs. Just southeast of the station platforms is a diamond where the Milwaukee Road Metra routes cross the tracks of the Union Pacific West Line to Ogilvie Transportation Center , then turn to run parallel ...
Most FedEx pickup and delivery services will be available on Christmas Eve, and FedEx Office locations will have modified hours. It is best to check with your local store for its specific hours of ...
Finding a shelter. To find shelters near you where you can have an impact, search for your city or county's animal services department. Many of these shelters will share links online to wish lists ...
It would also improve sampling protocols used by public water systems. All of this, a monumental task, especially for cities like Chicago. "We're number one in the country, 400,000 lead service lines.
At 55th-56th-57th Street, passengers may transfer between main line and South Chicago/Blue Island branch services, as well as to South Shore Line service to Indiana. The Metra Electric District has the best on-time performance of all Metra lines, averaging only one late train a month in 2014.