دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n pi: the limits (based on time of exposure, concentration of material, means of contact, and material toxicity) of worker exposure to hazardous materials without ill effect. Exceeding exposure limits set for various materials can result in temporary health problems, chronic illness, acute illness, or death.

n: (MSDS) a reference document prepared by the chemical manufacturer and required under HAZCOM to be kept with the material during shipment and distributed in the workplace for any employee who may work with that material. The information on the MSDS may take a variety of forms but it must include the identity of the chemical, chemicals, or mixtures as listed on the container label;the physical and chemical characteristics of the material;the physical hazards of the material;the health hazards of the material;the primary routes of entry into the human body;the permissible exposure limits, if available;whether the material has been found to be a carcinogen, a potential carcinogen, or is regulated by OSHA;any generally applicable precautions for safe handling;any generally applicable control measures;emergency first aid procedures;the date the MSDS was prepared;and the name, address, and telephone number of the material source or another responsible party who can provide additional information and emergency procedures for the material if necessary.

a description of the HSE data for a marketed product.

n: the process of obtaining baseline physicals for employees involved in emergency response or hazardous waste cleanup and monitoring their health at specified intervals. Under HAZWOPER, medical surveillance is applied to members of organised HAZMAT teams and hazardous materials specialists and any emergency response employee who exhibits signs or symptoms of exposure, or wears a respirator for thirty days or more a year, or is exposed to hazardous substances at or above the permissible exposure limits. A 200-mesh screen with a wire diameter of 0.0021 inch (0.0533 millimetre) has an opening of 0.074 millimetre, or will pass a particle of 74 microns. See micron.