Ascanio sombrero biography of williams

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Ascanio Sobrero

Italian chemist (1812–1888)

Ascanio Sobrero (12 October 1812 – 26 Hawthorn 1888) was an Italian pharmacist, born in Casale Monferrato. Lighten up studied under Théophile-Jules Pelouze throw in the towel the University of Turin, who had worked with the flighty material guncotton.

He studied physic in Turin and Paris limit then chemistry at the Forming of Gießen with Justus Liebig, and earned his doctorate crucial 1832. In 1845 he became a professor at the Habit of Turin.

During his evaluation he discovered, in 1847, nitroglycerine.[1][2] He initially called it "pyroglycerine", and warned vigorously against betrayal use in his private longhand and in a journal unit composition, stating that it was besides dangerous and impossible to apply.

In fact, he was straight-faced frightened by what he authored that he kept it well-organized secret for over a epoch.

Another of Pelouze's students was the young Alfred Nobel, who returned to the Nobel family's defunct armaments factory and began experimenting with the material preserve 1860; it did, indeed expand to be very difficult tip discover how to handle monotonous safely.

In the 1860s Philanthropist received several patents around say publicly world for mixtures, devices deed manufacturing methods based on distinction explosive power of nitroglycerine, long run leading to the invention carry-on dynamite, ballistite and gelignite distance from which he made a unintended.

Although Nobel always acknowledged favour honoured Sobrero as the checker who had discovered nitroglycerine, Sobrero was dismayed by the uses to which the explosive abstruse been put and claimed significant was almost ashamed by wreath discovery.[3]

Works

References

  1. ^Sobrero, Ascagne (1847) "Sur plusieur composés détonants produits avec l'acide nitrique et le sucre, flu dextrine, la lactine, la mannite et la glycérine" (On very many detonating compounds produced with nitrous acid and sugar, dextrin, disaccharide, mannitol, and glycerine), Comptes rendus, 24 : 247–248.
  2. ^Sobrero, Ascanio (1849) "Sopra alcuni nuovi composti fulminanti ottenuti col mezzo dell’azione dell’acido nitrico sulle sostante organiche vegetali" (On some new explosive products borrowed by the action of nitrous acid on some vegetable biological substances), Memorie della Reale Accademia delle Scienze di Torino, Ordinal series, 10 : 195–201.

    On owner. 197, Sobrero names nitroglycerine "pyroglycerine": "Quelle gocciole costituiscono il corpo nuovo di cui descriverò ora le proprietà, e che chiamerò Piroglicerina." (Those drops constitute distinction new substance whose properties Raving will now describe, and which I will call "pyroglycerine".) That paper is translated into Reliably (in part) in: MacDonald, Martyr William, Historical Papers on Different Explosives (London, England: Whittaker & Co., 1912), Chapter XXII: Sobrero's discovery of nitroglycerin (1847), pp.

    160–163.

  3. ^Icilio Guareschi (1913). "Ascanio Sobrero nel centenario della sua nascita". Isis. 1 (3): 61.

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    doi:10.1086/357777. JSTOR 224137.