harmless colorant

Игры ⚽ Поможем решить контрольную работу

Friedrich Accum — Infobox Scientist name = Friedrich Accum image size = 250px caption = From the European Magazine (1820) engraving by James Thomson. birth date = birth date|mf=yes|1769|03|29 birth place = Bückeburg, Schaumburg Lippe death date = death date and… … Wikipedia
Uranium glass — is glass which has had uranium, usually in oxide diuranate form, added to a glass mix prior to melting. The proportion usually varies from trace levels to about 2% by weight uranium, although some 19th century pieces were made with up to 25%… … Wikipedia

Словари и энциклопедии на Академике