HazMat Chapter 12

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Across
  1. 1. One thousandth of one Roentgen equivelent
  2. 3. water molecule with an extra hydrogen ion
  3. 6. (two words) concentration of an inhaled substance that results in death of the entire test population. Expressed in ppm
  4. 9. (two words)set of operations used to make sure that an instrument's alerts all work at the recommended levels of hazards detected
  5. 10. Chemical that is known to react to another chemical or compound in a specific way, often used to detect or synthesize another material
  6. 12. (two words) Concentration of an ingested or injected substance that results in death of the entire test population. Expressed in mg per kg
  7. 14. SI unit of ionizing radiation does, defined as the absorption of one joule of radiation energy per one kg of matter
  8. 16. (two words)threshold that triggers an action such as donning PPE, increasing monitoring or evacuation
  9. 21. English system unit used to measure radiation exposure, applied only to gamma and xray radiation
  10. 22. (Two words) manufacturer provided number that can be used to convert a specific device's readout to be applicable to another function
  11. 23. (two words)atmosphere containing greater than 23.5% oxygen
  12. 24. Type of detector that measures volatile compounds in concentrations of parts per million and per billion
  13. 25. (Three words) concentration of an ingested or injected substance that results in death of 50 percent of the test population
  14. 26. set of operations used to standardize or adjust the values of quantities indicated by measuring instrument across a range
  15. 27. resetting an instrument read at normal/baseline levels in fresh air
  16. 28. (Three words) comparison of changes within an organism per amount, intensity, or duration of exposure to a stressor over time
Down
  1. 1. (Three words) concentration of an inhaled substance that results in death of 50 percent of the test population
  2. 2. water molecule missing a hydrogen ion
  3. 4. an unwanted instrument response caused by a chemical other than the target chemical
  4. 5. (Three words) recommended value expressing the maximum time weighted dose or concentration to which workers should be exposed over a 10 hour period
  5. 7. (Three words) english system used to measure the amount of radiation absorbed by a material
  6. 8. (Three words) elapsed time between the drawing in of an air sample into monitoring/detection device and the reading
  7. 11. (Four words) fifteen minute time weighted average that should not be exceeded at any time during the work day and not repeated more than four times a day without 60 minute breaks between
  8. 13. (two words) atmosphere containing less than 19.5% oxygent
  9. 15. detection device used to measure an individual's exposure to an environmental hazard such as radiation or sound
  10. 17. (three words) the average exposure to any hazardous gas in the workplace based on an eight-hour workday/40 hour work week, maximum amount a person may be exposed to without experiencing significant heath effects
  11. 18. (Two words) energy required to free an electron from its atom or molecule
  12. 19. SI unit of measurement for low levels of ionizing radiation and their health effects on humans
  13. 20. (two words) maximum length of time an individual can be exposed to an airborne substance before injury, illness or death occurs