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2. R-410A - Wikipedia

   en.wikipedia.org/wiki/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.

3. 6 Most Overpriced Walmart Items, According to Experts - AOL

   www.aol.com/6-most-overpriced-walmart-items...

   "At Walmart, prices vary wildly, but prices seem to average around $64.95 for this size of the tumbler," Ramhold said. "Meanwhile, if you shop at Target or even outdoor stores like REI, you can ...

4. List of refrigerants - Wikipedia

   en.wikipedia.org/wiki/List_of_refrigerants

   According to ASHRAE standard 34, the R-number of a chemical refrigerant is assigned systematically according to its molecular structure and has between two and four digits. If there are carbon -carbon multiple bonds , there are four digits in all: the number of these bonds is the first digit and the number of carbon atoms minus one (C-1) is next.

5. Refrigerant - Wikipedia

   en.wikipedia.org/wiki/Refrigerant

   A refrigerant is a working fluid used in cooling, ... ASHRAE has since set guidelines for the numbering system as follows: [85] R-X 1 X 2 X 3 X 4.

6. Americans may have to kiss goodbye to Walmart’s ... - AOL

   www.aol.com/finance/americans-may-kiss-goodbye...

   Americans may have to kiss goodbye to Walmart’s ‘everyday low prices’ if President-elect Donald Trump’s proposed tariffs take effect, warns CFO William Koblensky Varela December 5, 2024 at ...

7. Gauge (instrument) - Wikipedia

   en.wikipedia.org/wiki/Gauge_(instrument)

   a cylindrical ring of steel whose inside diameter is finished to gauge tolerance and is used for checking the external diameter of a cylindrical object. Strain gauge: a device used to measure the strain of an object. Thread pitch gauge, also called a threading gauge, pitch gauge, or screw gauge a device used to measure the pitch or lead of ...