Always wear nitrile or latex gloves while handling mercury. Transfers of mercury from one container to another should be carried out in a hood, over a tray or pan to confine any spills. A broken light fixture, while not spread out, is a risk to employees because the dust very readily spreads and can be inhaled. SPILLS MANAGEMENT: HAZMAT, hazardous materials and items HAZMAT is an abbreviation for “hazardous materials”—substances in quantities or forms that may pose a reasonable risk to health, property, or the environment. Beads or puddles of mercury may be recovered with the vacuum or hand pump if it is available. How does the Health Assessment Process Work? Work carefully, it is easy to miss contamination, or spread the contamination when the clean-up work is rushed. Clean-up the mercury vapor adsorbent powder and mercury absorbent powder with the mercury vacuum, or other appropriate technique. Note that you should not clean up large mercury spills … Lead Manager: K. Fleming Head of Health and Safety The job is finished when the visible mercury is removed, the area has been cleaned with mercury absorbing powder or sponges, and the waste and supplies are packaged. If necessary, reset the perimeter to three feet beyond the most distant visible mercury. 1/2017 Effective Date 3/1/2017 Equipment/Details CHEMICAL SPILLAGE Page No. If there are any questions, take steps to keep others from entering or spreading the mercury contamination site, and call Environmental Health and Safety for assistance. endstream
Thermostats-HVAC Wholesalers/Contract In case of any chemical spill (M)SDS must be addressed and the according procedures followed. Contact Environmental Health and Safety at 392-1591 to arrange for air sampling to confirm that the clean-up is adequate. Make the perimeter of the isolated area three feet beyond the most distant visible beads of mercury. Call (800) 424-8802. Where to get commercial products to absorb mercury? Contamination of laboratory spaces from historic mercury spills is also common. h�bbd``b`N��@D�`��@b���A�"���� ����)Q�@��HBH ��@"߅���1�b``I�ƴ Y&�
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These procedures will disperse mercury droplets, increase the airborne level of mercury vapor and contaminate the equipment used. Sector Activity . EPA requires that the National Response Center must be contacted any time 1 lb or more of mercury is released into the environment. If mercury comes in contact with gold or silver jewelry, it can bond to the metal. After the paste has dried, it can be collected with a squeegee or stiff card and placed into the plastic container for disposal. The NRC hotline operates 24 hours a day, 7 days a week. Mercury Response Guidebook March 2019. Biological spill … If conditions and exposures warrant, instruct persons who came in contact with the spill to make an appointment with the infirmary at 392-1161 to receive a medical examination for mercury exposure. 550 0 obj
A small spill of mercury, such as a broken thermometer, can be cleaned up immediately by laboratory personnel. Reporting and Large Spills. An appropriate respirator must be worn at all times, unless air sampling determines the level to be consistently below 0.025 mg/m3. Mercury is highly toxic and releases vapours that can accumulate to toxic concentrations. If the spill is determined to be a simple spill, it should be cleaned-up immediately using the mercury spill kit. Mercury in Soil 14. This filter is kept wrapped in plastic to preserve its length of service. Call the Physical Plant Division for the campus: 392-1121 or Health Center: 392-4411 for assistance in isolating the ventilation if necessary. When most of the free mercury is recovered or amalgamated, dust the entire isolation area with mercury vapor adsorbing powder. Related Information about Mercury Spills Determine Occupational Medicine Partcipation, Compressed Gas Cylinders Condensed Safety Rules *, Compressed Gas Cylinders: Use and Storage, Hazardous Energy Control (Lock out/Tag out) Policy, Chemical Safety Information and Safety Data Sheets, Feral Cats & Other Wild Animals Living on Campus Policy, Unmanned Aircraft System (UAS) Policy & Procedures, Unmanned Aircraft Systems (UAS) Operations on UF Property. An appropriate respirator shall be worn at all times, unless air sampling determines the level to be consistently below 0.025 mg/m3. Any time one pound or more of mercury is released to the environment, it is mandatory to call the National Response Center (NRC). This level is half of the ACGIH TLV of 0.025 mg/m3, and is intended to adjust for the possibility that areas may be occupied more than eight hours per day, or more than five days per week. Cleaning Up a Small Mercury Spill. Elemental mercury is a commonly used toxic material. Mercury spills greater than 1 pound (lb) (2 tablespoons). Re-clean the spill site and perimeter if necessary. All labs and facilities where mercury is used shall have access to a “mercury spill kit” for this purpose. Any optional procedures will be indicated in the document. A broken light fixture, while not spread out, is a risk to employees because the dust very readily spreads and can be inhaled. Generation and implementation of effective emergency response and spill control procedures are fundamental aspects of a safety management system. Follow the steps in this flier to clean up the spill. Agenda Background on Mercury Mercury Vapor Measurement & Regulations Mercury Spill Response Case Studies Summary/Q&A 15. Manometers can be filled with other, non-toxic materials. Emergency petroleum spill waste management. Mercury spill kits, and refill materials are available from most lab safety supply companies. Do not mix these items with any free mercury you may have collected. If there are large beads or puddles of free mercury, cover these with mercury absorbing powder and mist to dampen and form a solid mercury-metal amalgam. Because of its frequent use, it is not unusual for mercury to be spilled, or otherwise contaminate laboratory, storage, or office areas. Determine if the air handling system has been isolated. Each facility should have two or three kits that are replaced once used. • A mercury spill kit must be used for all small spills. Figure 29: Flowchart for management of a mercury spill.....136 Figure 30: Flow Chart for segregation score.....138 LIST OF FIGURES TRAINING MANUAL ON BIO-MEDICAL WASTE MANAGEMENT9. HAZMATs include such substances as toxic chemicals, fuels, nuclear waste products, and biological, chemical, and radiological agents. These materials are considered to pose a significant risk to human health At sufficient dose levels, mercury can cause salivation, coughing, chest pain, tremors, emotional instability, kidney damage and reproductive effects. Another way is to use an index card or rubber squeegee to form a pile that can be sucked up or amalgamated with mercury absorbing powder. These procedures will disperse mercury droplets, increase the airborne level of mercury vapor and contaminate the equipment used. A spill is considered complex if it involves more than 30 milliliters of mercury (>1 pound), is located on a porous surface, is not easily cleaned-up, or is widely spread.
It may be supplied as mercury vapor absorbent in mercury spill kits, which can be purchased from laboratory, chemical supply and hazardous materials response supply manufacturers. Any event resulting in a spill of metallic mercury (thus requiring use of the clean-up procedure) should be recorded in the Area Safety Log-book and reported to Health & Safety Services as a “near miss”. Note that you should not clean up large mercury spills … Evacuate the lab and dial 52000 for assistance. Spill Response Guide No. At the end of the job, monitor the exhaust of the mercury vacuum with the mercury vapor analyzer to determine if the mercury filter has become saturated. Be sure the pan is large enough to contain the mercury. The preferred way to collect mercury is to dust the area of the spill with mercury absorbing powder. Mercury Spills. The primary types of hazardous wastes in dental settings are amalgam wastes and other office wastes. Label all containers appropriately. Use a flashlight and small tool or vacuum to inspect and clean crevices and cracks that may harbor mercury. Use the flashlight from the spill kit to help locate the smallest beads of mercury. Mercury is a shiny, silvery liquid metal that can cause serious health problems. Biological spill b. CMC/SOP/7 Revision No. Assessing and cleaning complex spills requires specialized equipment, knowledge and training. If meticulous cleaning is unable to reduce the airborne concentrations below 0.013 mg/m3, a level below 0.025 mg/m3 may be designated. 12. Performance Measure Goal . If mercury is spilled, follow these guidelines: Cordon off the area to prevent mercury from being tracked For small spills: Use mercury-absorbing sponges for cleaning up very small amounts of mercury, such as those from a broken thermometer. Mercury Response Guidebook March 2019. Repeat this test periodically during the clean-up process. If mercury is spilled, follow these guidelines: Cordon off the area to prevent mercury from being tracked For small spills: Use mercury-absorbing sponges for cleaning up very small amounts of mercury, such as those from a broken thermometer. An assembled kit and the mercury vapor analyzer are available in the industrial hygiene lab in Building 179. After cleaning up the mercury, place the used sponge and the Secure the bag and label it as directed by your local health or fire department. The first step in managing hazardous waste is to identify the type of waste. Cleaning Up Small Mercury Spills Although the following procedures can be used to clean up small spills, certain situations may require the help of a trained professional. Guidance relating to the associated risks involved with the spillage or accidental release of mercury within the workplace and the procedure for ensuring spillages and any associated waste products are managed and disposed of safely. Each facility should have two or three kits that are replaced once used. The area is clean when there is no visible mercury, and the airborne levels of mercury do not exceed 0.013 mg/m3 in the breathing zone. If the spill is determined to be a reportable quantity, it must be reported to the National Response Center (800-424-8802). When the site is secured and the information recorded, contact the Hazardous Material Coordinator at 392-8400 to discuss clean-up options. If a pound or more of mercury has spilled and escaped, it may be a reportable quantity spill. 1 of 8 STANDARD OPERATING PROCEDURES ON HANDLING SPILLS OF HAZARDOUS CHEMICALS CHEMICAL MANAGEMENT CENTRE INTRODUCTION Safety is of utmost importance in our laboratories. The item can then be decontaminated after the spill is resolved. Acutely Hazardous: A secon d more limited category of hazardous waste is acutely hazardous waste which includes all “P-listed” materials. Spill management 1. 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