
Silver …
… B.C. is used by the people since the about 5th millennium. Gold and silver are the perfect example of the precious metals.
In Central Europe there were many sites of the discovery, however, thus in the resin, in the Black Forest, in Bohemia and in Slovakia, most silver came from the place Schwaz in Mittelösterreich.
In South America what silver a lot of used jewellery metal of the Incas, and today Peru and Mexico are the biggest silver producers.
Silver in the therapy …
… was used up to the development of the antibiotic therapy in many cultures to the disinfection and Sterilisierung.
There are from the advanced civilisations of the Egyptians, the Greeks, the Persians, from old India and China reports how silver was used to the disinfection. The fact that already the Romans and the aristocrats drank in the Middle Ages from silver mugs and ate with silver cutlery, had not only optical and design reasons, but was a good assurance against germs by which the "normal" people which drank from wooden mugs and ate with wooden cutlery were struck.
From the 30-year-old war is reported about "doctors" who coated wounds with silver-containing ointments and prevented with it gangrene.
Colloid silver …
… was used at the end of the 19th century broadly in different medical areas. There are booked English researches which describe the difference between the colloids which can penetrate the Scheimhäute of the body and precipitated, metallic silver about 1860.
Colloids were won damal by rubbing of silver crystals.
Since 1891 the recommendation developed by Leipzig gynecologists is moved to protect newborn children by the instillation of silver nitrate solution before in the eyes against a conjunctivitis. This practise is applied even today now and then.
At the end of the 18th century matured the knowledge that silver is already effective in allergeringsten concentrations. Thus it was tried to intensify the Verreibung and to generate finer and finer silver dust.
