نتایج جستجو برای: saveh black leather

تعداد نتایج: 143896  

Journal: :Journal of Industrial & Engineering Chemistry 1917

2003
LUCIA MILIGI EVA BUIATTI CRISTINA MARTELLI S LENZI

The mortality of2926 male workers at the tanneries in the "leather area" ofTuscany was examined from 1950 to 1983 comparing it with the national mortality. Cancer mortality was of particular concern because ofthe many chemicals known to be definite or suspected carcinogens used in the tanning cycle, in particular chromate pigments, benzidine based dyes, formaldehyde, and organic solvents. There...

2010
Ron Pinhasi Boris Gasparian Gregory Areshian Diana Zardaryan Alexia Smith Guy Bar-Oz Thomas Higham

In 2008, a well preserved and complete shoe was recovered at the base of a Chalcolithic pit in the cave of Areni-1, Armenia. Here, we discuss the chronology of this find, its archaeological context and its relevance to the study of the evolution of footwear. Two leather samples and one grass sample from the shoe were dated at the Oxford Radiocarbon Accelerator Unit (ORAU). A third leather sampl...

Journal: :Scientific American 1904

Journal: :Journal of Research of the National Bureau of Standards 1945

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