19.95 !! Valentine Colors ! Our pad is designed to provide a soft cushion between the tender underarm and the crutch.(2 pads & 2 hand grips)
Confidence votes 8.8K. Bromine was discovered by a German chemist named Carl Lowig in Heidelberg Germany, and a French chemist in Montpellier France, named Antoine J. Balard about the same time in 1826.
Discovery of Iridium. Iridium was discovered in 1803, by English chemist Smithson Tennant in London. He found it in the residue left when crude platinum had been dissolved in aqua regia (a mixture of hydrochloric acid and nitric acid). Smithson Tennant also discovered osmium at the same time.ource: Iridium is found in natural alloys with platinum and osmium in alluvial deposits. Commercially, iridium is recovered as a by-product from the nickel mining industry. Isotopes: Iridium has 34 isotopes whose half-lives are known, with mass numbers from 165 to 198.