Laboratory workers are exposed to numerous potential hazards including chemical, biological, physical and radioactive hazards, as well as, musculoskeletal stresses. A cryogenic gas is a material that is normally a gas at standard temperature and pressure, but which has been supercooled such that it is a liquid or solid at standard pressure. Safety gloves. Physical hazard: A physical hazard is an agent, factor or circumstance that can cause harm with or without contact. Although the OSHA standards referenced on this web page deal specifically with laboratories within the jurisdiction of Federal OSHA, there are twenty-eight OSHA-approved state plans, operating state-wide occupational safety and health programs. In some cases it may be necessary to use strong chemicals for cleaning glassware. These hazards can result in both health and physical impacts, such as skin irritation, respiratory system irritation, blindness, corrosion and explosions. Botulinum toxin type A (BTX-A) is widely used for treating post-stroke upper limb spasticity. A crucial component of chemical education for all personnel is to nurture basic attitudes and habits of prudent behavior so that safety is a valued and inseparable part of all laboratory activities throughout their career. For disposal of specialty lab bulbs (fluorescent bulbs, UV bulbs) contact EHS at 346-2348. <>>> Included here are electrical safety hazards, ergonomic hazards associated with manual material handling and equipment use, handling sharps, and basic housekeeping issues. If a burner is used, distribute the heat with a ceramic-centered wire gauze. Heat stroke can occur suddenly, with little warning. Transfer of cryogenic fluids from open containers must occur below chest level of the person pouring the liquid. Only trained personnel familiar with liquid hydrogen properties, equipment, and operating procedures are permitted to perform transfer operations. GFCIs are designed to trip and break the circuit when a small amount of current begins flowing to ground. Fire/Explosions: In a laboratory, all chemicals and liquids should be treated as if they are as . Such symptoms may occur in seconds without warning. Injuries occur frequently and are often due to repeated handling of patients, which involves heavy manual lifting when transferring or repositioning patients and working in extremely awkward positions. Physical hazards can be found in both our natural environment and the workplace, including construction sites, factories, and offices. Cryogenic fluids must be handled and stored only in containers and systems specifically designed for these products and in accordance with applicable standards, procedures, and proven safe practices. OSHA's COVID-19 Safety and Health Topics page provides specific information about protecting workers from coronavirus during the ongoing outbreak. Preferably, drill only part way through and then finish by drilling from the opposite side. Occupational Safety & Health Administration, Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Laboratory Safety OSHA Laboratory Standard, Laboratory Safety Chemical Hygiene Plan, Laboratory Safety Labeling and Transfer of Chemicals, Illicit Drug Tool-Kit for First Responders, Laboratory Safety Working with Small Animals, Laboratory Safety Biosafety Cabinets (BSCs), Laboratory Safety Ergonomics for the Prevention of Musculoskeletal Disorders in Laboratories, Laboratory Safety Autoclaves /Sterilizers, Severe Storm and Flood Recovery Assistance. endobj The Laboratory Safety Specialist (LSS) for the Physical Sciences Division is responsible for managing and providing technical guidance, training, and inspective/risk analysis of the PSD laboratory safety program to ensure a safe environment in which to facilitate research and the pursuit of academic excellence. Laboratory safety is governed by numerous local, state and federal regulations. If it contains knockouts or holes for mounting, it is not the right type for a hanging pendant. If liquid nitrogen or helium traps are used to remove condensable gas impurities from a vacuum system that may be closed off by valves, the condensed gases will be released when the trap warms up. Some of the common physical hazards that they may encounter include the following: ergonomic, ionizing radiation, non-ionizing radiation and noise hazards. Make sure the diameter of the tube or rod is compatible with the diameter of the hose or stopper. AA/AS GE. Step 2: Evaluate the risks. For more than 60 years, the Lawrence Livermore National Laboratory has applied science and technology to make the world a safer place.Livermore's defining responsibility is ensuring the safety, security and reliability of the nation's nuclear deterrent. Do not attempt to extract a solution until it is cooler than the boiling point of the extractant due to the risk of over pressurization, which could cause the vessel to burst. Avoid storing cryogenics in cold rooms, environmental chambers, and other areas with poor ventilation. Exposure to chemical can cause acute or long-term detrimental health effects. Transfer lines in liquid hydrogen service must be purged with helium or gaseous hydrogen, with proper precautions, before using. Air can cause an explosion in a hot system (pure nitrogen is preferable to air for cooling). Biological hazards encompass microbes, recombinant organisms, and viral vectors. Light bulbs that are mounted low and susceptible to contact should be guarded. <>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Corks should have been previously softened by rolling and kneading. However, with proper guidance, a trained eye, and practice in noticing the mundane, we can find and correct many common mistakes and prevent illness or injury. physical, chemical and biological give two examples of physical hazards and tell how each might be avoided or corrected electricity (don't overload circuits) fire (keep flammables away and practice in case there is a fire) others:Equipment and instruments,Glassware name examples of chemical hazards and how they can be avoided Opening the door suddenly can scald a bare hand, arm, or face. High exposure to sunlight / ultraviolet rays. NOTE: Although an emergency is no time for modesty, if a person is too modest and reluctant to use the emergency shower, you can provide a barrier/privacy screen using a lab coat or other piece of clothing. Vent funnels away from ignition sources and people, preferably into a hood. Laboratory design considerations, Part 1. The amount of mercury used is usually much greater than the Department of Environmental Conservation (DEC) reportable quantities for releases to the environment. Exclusion of ignition sources plus system grounding/bonding to prevent static charge build-up. Physical properties; Density () 1.20-1.22 g/cm 3: Abbe number (V) 34.0: Refractive index (n) 1.584-1.586: Flammability: . Highlights OSHA directives and letters of interpretation related to the laboratory standard. Offers a top 5 list of. This Safety Guys column will assist your navigation of the health and safety maze. Be diligent and remember: Safety First!, Tags:HazardsHealth & Safetyhealth risks Lab Safetysafety guidelinestrainingWorkplace Safety, Lab Manager | Run Your Lab Like a Business, Occupational Safety and Health Administration. Laboratory workers are exposed to numerous potential hazards including chemical, biological, physical and. The Principal Investigator must communicate the hazards and provide site-specific training. Start with safe and organized storage areas. In the day-to-day bustle of conducting research experiments, worker health and safety can be easily overlooked. Other Safety Hazards. xZn|'G ZL /6lKN~`$J" Since combustible liquids are often used in heat baths, the thermostat should be set so the temperature never rises above the flash point of the liquid. Splashes on bare skin cause a stinging sensation, but, in general, are not harmful. In the case of heat stroke, call 911 and get medical assistance ASAP! Train employees never to remove the covers or attempt to transfer the contents. When using ovens, the follow additional guidelines should be followed: Heating flammables should only be done with a heating mantle or steam bath. Fluoride binds to calcium, resulting in severe hypocalcemia. Make sure you use the appropriate labware for the procedures and chemicals. It is the responsibility of the Principal Investigator and laboratory supervisor to ensure that staff and students in laboratories under their supervision are provided with adequate training and information specific to the physical hazards found within their laboratories. Plan for emergency such as a spill or release of mercury. Most hazards encountered fall into three main categories: chemical, biological, or physical. Rinses freelyleaving no metal residue, making this product valuable for trace analysis, enzymology, and tissue culture work. Fluoride may be directly toxic to the CNS. Most vapors have a density greater than air and will settle on a bench top or floor where they may diffuse to a distant burner or ignition source. When you return, you must repeat the acclimatization process. Larger laboratory equipment may be more difficult to identify as mercury containing due to the fact that mercury can be hidden inside inner components such as switches or gauges. ". Some kinds of bottles containing liquids can crack in the autoclave, or when they are removed from the autoclave. Drink at least 4-8 ounces of fluid every 15-20 minutes to maintain proper balance during hot and/or humid environments. Wear heavy gloves or wrap layers of cloth around the glass and protect the other hand by holding the hose or stopper with a layered cloth pad. In addition to the chemical hazards found in laboratories, there are also numerous physical hazards encountered by laboratory staff on a day-to-day basis. Health surveys of people working with laboratory animals show that up to 56 percent are affected by animal-related allergies. Close the sash to provide a shield. Click on the topics to link to related content on the EHRS website. Laboratory safety inspections. The skin or eye tissue will freeze. Make sure you are aware of where your lab's exits and fire alarms are located. Transfer operations involving open cryogenic containers such as dewars must be conducted slowly to minimize boiling and splashing of the cryogenic fluid. If you are assisting someone else, you should wear gloves to avoid contaminating yourself. The box should be totally closed and without any holes. If there is a large quantity of chemical spilled or washed off, please contact EHS at 541-346-3192 to see if the rinsate needs to be collected as hazardous waste. OSHA has developed this webpage to provide workers and employers useful, up-to-date information on laboratory safety. In addition, if the mixture is exposed to radiation, ozone is formed, which freezes out as ice and is very unstable. UO prohibits discrimination on the basis of race, color, sex, national or ethnic origin, age, religion, marital status, disability, veteran status, citizenship status, parental status, sexual orientation, gender identity, and gender expression in all programs, activities and employment practices as required by Title IX, other applicable laws, and policies. Bags, containers, bundles, etc., stored in tiers should be stacked, blocked, interlocked, and limited in height so that they are stable and secure against sliding or collapse. Physical and Chemical test performance to textiles by following test conducted as per AATCC, ASTM and ISO approve method. Liquid oxygen can combine with combustible materials and greatly accelerate combustion. Slip plastic protective tubes over florescent bulbs prior to mounting or install screens onto the fixtures. 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