The 16th Century in continental North America, trade beads (sometimes called aggry and slave beads) were otherwise decorative glass beads used as a token money to exchange for goods, services and slaves
(hence the name). Trade beads were used to purchase African resources by early Europeans.
The main toxic effect of topical silver nitrate is a generalized gray pigmentation of the skin called argyria. ... Silver nitrate is mainly considered a poison with ingestion due to the corrosive nature of the compound. If ingested, silver nitrate can cause potentially fatal gastroenteritis and gastrointestinal bleed.
GLASS BEADS 35-45 MM Supplier Oman Muscat Barka Salalah Sohar Ruwi Mutrah Nizwa Al Hamra Manah
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