Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Anne D. Mackler"'
Publikováno v:
Environmental Health Perspectives
Examination of asbestos fibers by electron microscopical techniques enables the observer to distinguish among the fiber types by morphological and structural characteristics. Chrysotile asbestos fibers are composed of bundles of fibrils. Fibers are o
Publikováno v:
Science (New York, N.Y.). 174(4009)
A number of crystalline and optically isotopic inorganic materials are used in the manufacture of reconstituted tobacco sheets. These sheets, used primarily in inexpensive cigars, often contain diatomaceous earth, which exists in part in the silica m