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R-410A. R-410A is a refrigerant used in air conditioning and heat pump applications. It is a zeotropic but near- azeotropic mixture of difluoromethane (CH 2 F 2, called R-32) and pentafluoroethane (CHF 2 CF 3, called R-125). R-410A is sold under the trademarked names AZ-20, EcoFluor R410, Forane 410A, Genetron R410A, Puron, and Suva 410A.
In production [ 1] Produced. 1979–present. Number built. over 4,800 (2019) [ 2] Developed into. Robinson R44. The Robinson R22 is a two-seat, two-bladed, single-engined, light utility helicopter manufactured by Robinson Helicopter Company. It was designed in 1973 by Frank D. Robinson, and has been in production since 1979.
The second largest state, Texas, has only 40% of the total area of the largest state, Alaska. Rhode Island is the smallest state by total area and land area. San Bernardino County is the largest county in the contiguous U.S. and is larger than each of the nine smallest states; it is larger than the four smallest states combined.
A gallon of gas in Chicago is now selling for an average of $4.34, according to AAA. That’s 27 cents more expensive than just a week ago after a tornado narrowly missed the Joliet Refinery and ...
Chicago Air Route Traffic Control Center ( ZAU) (radio communications: " Chicago Center ") is one of 22 Air Route Traffic Control Centers (ARTCCs) operated by the United States Federal Aviation Administration. [1] It is located at 619 W. New Indian Trail Rd., Aurora, Illinois. [2]
Dr. Leana Wen: Menopause is the period in a woman’s life when her menstrual periods stop. For most women, this natural, biological process occurs as a part of going through midlife when the ...
South Shore Line. The South Shore Line ( reporting mark NICD) is an electrically powered interurban commuter rail line operated by the Northern Indiana Commuter Transportation District ( NICTD) between Millennium Station in downtown Chicago, Illinois and the South Bend International Airport in South Bend, Indiana, United States.
July 10, 2024 at 5:36 PM. CHEYENNE, Wyo. (AP) — Six conservation groups have filed a lawsuit challenging a recent federal government decision not to protect wolves in the northern U.S. Rocky ...