单词	silver nitrate
释义	silver nitrate noun : an irritant compound AgNO3 that in contact with organic matter turns black and is used as a chemical reagent, in photography, and in medicine especially as an antiseptic and caustic Example Sentences Recent Examples on the Web That’s incredible because so many movies from that era were filmed on silver nitrate and disintegrated completely, Whitehead told me. Maggie Menderski, The Courier-Journal, 20 Apr. 2022 The team stopped at an emergency care facility, where doctors cauterized the wound with silver nitrate and forbid Schneider from swimming at the state meet that day. Matt Le Cren, chicagotribune.com, 10 Dec. 2021 Barrow agreed and immediately crossed Ruth’s name off the lineup card, sending him home with the doctor, who liberally swabbed his throat with a caustic compound of silver nitrate, probably a 10 percent solution, to ill effect. Randy Roberts And Johnny Smith, Smithsonian Magazine, 30 Apr. 2020 Ruth came down with the Spanish flu in mid May after a day at Revere Beach and was laid up for almost two weeks because a doctor overtreated his throat with silver nitrate. Dan Mclaughlin, National Review, 29 Mar. 2020 The negatives were turned into prints using paper that was coated with ammonium and fermented egg white, or albumen, and sensitized with silver nitrate. Emily Toomey, Smithsonian, 12 Aug. 2019 By the end of the 1700s, scientists had realized that silver chloride and silver nitrate would darken when exposed to light, a photochemical effect that would soon make photography possible. Jennifer Ouellette, Ars Technica, 12 June 2019 One section, made of silver nitrate and covered by wax, forms the cathode. Nathan Hurst, Smithsonian, 30 Jan. 2017 See More Word History First Known Use 1833, in the meaning defined above Medical Definition silver nitrate noun : an irritant compound AgNO3 that in contact with organic matter turns black and is used as a chemical reagent, in photography, and in medicine especially as an antiseptic and caustic
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