By National Research Council, Division on Earth and Life Studies, Commission on Life Sciences, Board on Toxicology and Environmental Health Hazards, Committee on Nonoccupational Health Risks of Asbestiform Fibers

Greater than 30 million a whole lot asbestos utilized in the us considering that 1900 is current as insulation in places of work and colleges, as vinyl-asbestos ground in houses, and in different universal items. This quantity provides an assessment of the relation of those fibers to express illnesses and the level of non-occupational hazards linked to them.

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Please use the print version of this publication as the authoritative version for attribution. ASBESTIFORM FIBERS: HISTORICAL BACKGROUND, TERMINOLOGY, AND PHYSICOCHEMICAL PROPERTIES 37 administered. , sarcomas and histiocytomas, in these animal studies. Moreover, although most mesotheliomas in humans seem to be associated with exposure to asbestiform fibers, spontaneous mesotheliomas appear in the mouse (Shapiro and Warren, 1949), rat (Hueper and Payne, 1962), and hamster (Fortner, 1961). These observations suggest that different mechanisms of disease induction may occur in various species.

Asbestos has been used at least from the beginning of recorded history. The Egyptians used asbestos as embalming cloth; the Romans used it for cremation wrappings and for everlasting wicks in the lamps of the Vestal Virgins. Charlemagne is supposed to have had an asbestos tablecloth that he cleaned after feasts by tossing it into the flames of a fireplace. Marco Polo reported that asbestos clothing was used in China. In 1647, de Boot gave a recipe for a "miraculous asbestos ointment" to cure various infectious skin diseases (Figure 2-1).

The comparative or qualitative risk assessments for the other asbestiform fibers were based on chrysotile and lung cancer as the baseline case. Population risk for particular fibers was compared with About this PDF file: This new digital representation of the original work has been recomposed from XML files created from the original paper book, not from the original typesetting files. Page breaks are true to the original; line lengths, word breaks, heading styles, and other typesetting-specific formatting, however, cannot be retained, and some typographic errors may have been accidentally inserted.

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