Cole’s EHS NEHA Exam Study Guide Who becomes the incident commander in emergency situations? First onsite senior emergency response official What determines sewage strength? BOD (biochemical oxygen demand) When you add
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Cole’s EHS NEHA Exam Study Guide Who becomes the incident commander in emergency situations? First onsite senior emergency response official What determines sewage strength? BOD (biochemical oxygen demand) When you add a disposal to a kitchen and septic system, what do you expect to see an increase in? BOD What are the 6 primary air pollutants? Carbon monoxide, lead, nitrogen dioxide, ozone, particle pollution, sulfur dioxide What is the appropriate level of cynuric acid in a swimming pool? 30-50 ppm What are the symbols of USDA? Inspection: circle. Quality: shield What is a critical control point? Cook chicken ro 165 degrees F, monitor by taking temperature Which is not required in a tattoo shop? Skin antisepsis, wash hands, sterilized gloves, sterilized equipment Wash hands Negative phosphatase test means Correct pasteurization Name the steps required to take during a waterborne outbreak 1. Preparation and planning, 2.detection, 3.confirmation 4.description5. Hypothesis formulation 6. Hypothesis testing 7. Control measures 8.formal report What is antisepsis? Removal or destruction if transient microorganisms Who enforces sound violations at mass gatherings? Local law enforcement How is Hep A contracted? Fecal-Oral Why do you have leachate and methane wells in a landfill? Provide samples representative of the average composition of the leachate and measurements of leachate head. Gas control/extractions What is the proper way to calibrate a thermometer? 32 degrees in ice water or 212 degrees in boiling water When you move food from one container to another you must put this on the new container Use by date What do you do when you have a diarrheal fecal incident? Close pool, remove fecal matter, hyperchlorinate to 20 ppm with ph of 7.5 and temperature of 77 or higher for 12.75 hours to achieve the crypto CT inactivation value of 15,300, backwash filter after chlorination, replace filter media, document in fecal incident log Salmonella grows best in what pH? 6.5-7.5 Wastewater treatment workers are more susceptible to Hep A How to detect a gas leak in the home? Soapy bubble method Recycling effluent into septic tank is primary, secondary, or tertiary treatment? Secondary Acceptable sludge disposal? Agriculture, landfill, incineration, ocean dumping Are employers required to provide training in hazardous materials? Yes, it is required by OsHA Before REHS begins a community project Meetings of the community group must be called to identify problems What are the two parts of HACCP? Hazard analysis, critical control point What does ISO stand for? International organization for standardization Any person who violates any of the health or quarantine laws may be guilty of A misdemeanor
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