Results of Air Samples of Johns-Manville in Marshville, North Carolina.
NIOSH 1967 Dec:3 pages
Dust concentration were measured at the Johns-Manville Company (SIC- 2283), in Marshville, North Carolina, in December, 1967. Sampling was performed with a membrane filter. The breathing zone membrane filter samples ranged from 107.7 to 0.0 fibers per cubic centimeter (f/cc) for the card tender and slubber operator, respectively. The personal membrane filter samples ranged from 48.9 to 0.1 (f/cc) for the card tender and inspector, respectively.
NIOSH-Author; NIOSH-Survey; Field-Study; IWS-32-18b; Region-4; Air-contamination; Air-sampling; Membrane-filters; Breathing-zone; Standards; Occupational-exposure; Work-operations; Health-hazards;
NTIS Accession No.
Preliminary Report, United States Public Health Service, Occupational Health Program, 3 pages