1 edition of Criteria for controlling occupational exposure to cobalt. found in the catalog.
Criteria for controlling occupational exposure to cobalt.
by U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health, For sale by the Supt. of Docs., U.S. G.P.O. in [Cincinnati, Ohio?], Washington, D.C
Written in English
|Series||Occupational hazard assessment, DHHS (NIOSH) publication -- no. 82-107., DHHS publication -- no. (NIOSH) 82-107.|
|Contributions||National Institute for Occupational Safety and Health.|
|The Physical Object|
|Pagination||viii, 95 p. :|
|Number of Pages||95|
Background: Standard Precautions (SP) was introduced by Centre for Disease Control to minimise the risks of disease transmission in the process of healthcare. Many factors are thought to influence the knowledge and the practice of these measures. Objective: To review challenges and adherence to SP for the prevention of percutaneous injuries and exposure to patients’ blood in clinical practice. Cobalt poisoning can manifest with symptoms of varying degrees of severity and can even cause death. An individual is exposed to this chemical element via inhalation, ingestion, or dermal exposure and, in general, chronic exposure is required for most of the adverse effects to develop.. The manifestations originating from the respiratory tract are traditionally linked to toxicity due to cobalt.
Criteria for responsible development. Five criterion actions (Table 1) may be considered that demonstrate responsible development from an occupational safety and health include: (1) anticipate, identify, and track potentially hazardous nanomaterials in the workplace; (2) assess workers’ exposures to nanomaterials; (3) assess and communicate hazards and risks to . Occupational exposure limits (OELs) are tools to help employers protect the health of those who may be exposed to chemicals in their workplace. Under the United Kingdom Control of Substances Hazardous to Health (COSHH) Regulations they define adequate control by inhalation. OELs are set by the Health and Safety Commission (HSC) on advice from its Advisory Committee on Toxic .
Aims: To investigate whether exposure to cobalt in cobalt plants has any measurable effect on the cardiovascular system. Methods: Occupational, cross sectional study, using a self administered questionnaire, blood pressure measurement, electrocardiography, and laboratory tests in which male workers with at least one year of exposure to cobalt and 94 unexposed controls participated. Occupational Safety and Health Act. Moreover, because interpretations and enforcement policy may change over time, for additional guidance on OSHA compliance requirements the reader should consult current administrative interpretations and decisions by the Occupational Safety and Health Review Commission and the courts.
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Get this from a library. Criteria for controlling occupational exposure to cobalt. [National Institute for Occupational Safety and Health.;].
NIOSH Occupational Hazard Assessment: Criteria for Controlling Exposure to Cobalt—DHHS (NIOSH) Publication No. This report increases awareness and recommends work practices to reduce exposure to the toxic effects of cobalt and degree of worker exposure to substances containing cobalt.
Engineering controls and work practices designed to control cobalt emissions into the workplace air are provided, as is a program recommended for medical and environmental surveillance and worker training.
NIOSH Occupational Hazard Assessment: Criteria for Controlling Exposure to Cobalt Cdc-pdf [PDF – 4, KB]. The toxic effects of cobalt () and the extent of occupational exposures are reviewed in a NIOSH criteria document.
The health effects of cobalt exposure on workers in various industries are described, and the findings of various experimental studies on humans and animals are reviewed. "The toxic effects of cobalt () and the extent of occupational exposures are reviewed in a NIOSH criteria document.
The health effects of cobalt exposure on workers in various industries are described, and the findings of various experimental studies on humans and animals are reviewed. Criteria Documents. Criteria Documents are developed to provide the basis for comprehensive occupational safety and health standards.
These documents generally contain a critical review of the scientific and technical nformation available on the prevalence of hazards, the existence of safety and health risks, and the adequacy of methods to identify and control hazards.
This document contains Criteria for controlling occupational exposure to cobalt. book critical review of the scientific and technical information available on the extent and type of health hazards associated with metalworking fluids and the adequacy of control methods.
Criteria for a Recommended Standard: Occupational Exposure to Metalworking Fluids DHHS (NIOSH) Pub. Occupational Exposure to Metallic Cobalt Table 19 Working activities at risk, cases of HIVID and co bronchial asthma, short evaluation of the occupational exposure levels to co: results of a review of the past 20 years Cases HMD Level of Industrial activity and Co asthma exposure Reference Hard metal production 2, 5, 7, 9, and.
Our Occupational Approach page outlines the general approach used to calculate prevalence and exposure level estimates for workplace exposures. Data Sources. Data used in developing the occupational estimates for cobalt were collected from several sources: The Canadian Workplace Exposure Database (CWED) contains over 2, measurements for cobalt exposure.
"The toxic effects of cobalt () and the extent of occupational exposures are reviewed in a NIOSH criteria document. The health effects of cobalt exposure on workers in various industries are described, and the findings of various experimental. If cobalt exposure is due to orthopedic implant wear, there are no large case number reports associating high circulating serum cobalt with toxicity.
There are no Occupational Health and Safety Administration (OSHA) blood or urine criteria for occupational exposure to cobalt. Prosthesis wear is known to result in increased circulating. A study found average cobalt levels in drinking water of 2 micrograms per liter (µg/L), but values up to µg/L have been reported.
(1) The average daily intake of cobalt from food is estimated to be 5 to 40 µg/d. (1) Occupational exposure to cobalt may occur, particularly in workers in the hard metal industry. (1) Assessing Personal Exposure.
Occupational exposures during iron and steel founding cause cancer of the lung. No data on the carcinogenicity to experimental animals of mixtures present in iron and steel founding were available to the Working Group.
Occupational exposures during iron and steel founding are. Criteria for control- Of particular interest is occupational exposure to tungsten carbide cobalt (WC-Co) “dusts,” composed of nano- and micro-sized particles, in hard metal manufacturing.
Occupational Exposure Limits (OELs) are one of the major control instruments for workers’ exposure to chemicals: they belong to the most important tools for exposure assessment and management. Given this importance, the European Commission has requested the Agency’s.
Also, available evidence concerning reproductive and develop- mental toxicity in humans is considered to be inconclusive (IARC, ). Critical effects of occupational exposure to cobalt When evaluating available information in order to select critical effects, exposures both via inhala- tion and by the dermal route need to be con- sidered.
Recommended levels for occupational exposure to dust of cemented tungsten carbide containing more than 2 percent cobalt () or more than percent nickel () are established at milligram of cobalt and 15 micrograms of nickel per cubic meter of air, determined as a TWA concentration for up to a 10 hour shift in a 40 hour week.
Cobalt Toxicity. Cobalt deficiency has never been described in humans, but cobalt toxicity has been well-documented. Cobalt is acutely toxic in large doses, and in cumulative long-term, low level exposure, i.e occupational exposure from cobalt processing plants, hard metal industry, diamond polishing, and the ceramic industry.
Occupational exposure to cobalt In workers exposed to pure cobalt metal powder, cobalt salts and cobalt-containing dusts, the two main target organs are the skin and the respiratory tract.
Respirator)' tract Different types of reactions have been reported which may affect either the upper respiratory tract. the bronchial tree or the. Cobalt had been added as a foaming agent in concentrations of – mg l −1, but high alcohol and cobalt intakes, together with poor-quality diets, combined to produce a distinctive cardiomyopathy, and so this practice has been discontinued.
Cardiomyopathy has also been reported in humans following industrial exposure to cobalt. Various types of Occupational Exposure Limits (OELs) have been established by a number of organizations, and are listed on many of OSHA’s Safety and Health webpages on chemical hazards and toxic substances.
Criteria Documents, Current Intelligence Bulletins, Alerts, Special Hazard Reviews, Controlling Exposure.This book and CD-ROM is intended for occupational hygienists and other occupational health and safety personnel as an introduction to the subject and as a handbook.
It provides an overview of the evaluation, prevention and control of exposure to noise at the workplace, with a view to preventing noise-induced hearing loss.ia for Controlling Occupational Exposure to Cobalt US Dept.
of Health & Human Services Public Health Service Center for Disease Control October For sale by Supt. of Documents, Washington DC. in Hardmetal Manufacturing Dusts Matti Koponen, et. al. American Industrial hygiene Journal (43) 9/ 8.