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R-410A was invented and patented by Allied Signal (now 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 ...
Fewer than 5,000 kits were sold, and the product was only offered in 1950 and 1951. [3] [11] Gilbert believed the Atomic Energy Lab was commercially unsuccessful because the lab was more appropriate for those who had some educational background rather than the A.C. Gilbert Company's younger typical target audience.
"The 8 Most Wildly Irresponsible Vintage Toys" -- page 1 and page 2 at Cracked.com: Includes humorous discussions of some of A.C. Gilbert's more ill-advised products for pre-teens: A glass blowing kit (#8); a molten lead casting kit (#7); a chemistry set (#3) which included potassium permanganate, ammonium nitrate and instructions on how to ...
Geology Bundle Science Kits. You can’t go wrong with this set of three geology science kits. There’s a crystal-growing lab that includes a light-up base for kids to display their colorful ...
The instructions were written by Science Service staff, and the kit materials were donated by various companies. [6] The Things of Science Club was started by Watson Davis, editor-in-chief of Science Service, because editors served by the service often asked for samples of the things the syndicate wrote about.
Iodine trifluoride dioxide is an inorganic compound of iodine, fluorine, and oxygen with the chemical formula IO 2 F 3. [1] [2] [3] The compound was first obtained by Engelbrecht and Petersy in 1969. [4]
Science Buddies is a website, [2] recommended by educational organizations such as the ALA [3] and the SciLinks program of the National Science Teachers Association (NSTA). [4] All resources and tools on the Science Buddies website are available free to students and teachers. Science Buddies uses an underwriting model of sponsorship (similar to ...
ICl + H 2 O → HCl + HI + 1 ⁄ 2 O 2 2 ICl + H 2 O → 2 HCl + I 2 + 1 ⁄ 2 O 2 5 ICl + 3 H 2 O → 5 HCl + HIO 3 + 2 I 2. ICl is a useful reagent in organic synthesis. [2] It is used as a source of electrophilic iodine in the synthesis of certain aromatic iodides. [4] It also cleaves C–Si bonds.