HazMat Chapter 12
Across
- 1. One thousandth of one Roentgen equivelent
- 3. water molecule with an extra hydrogen ion
- 6. (two words) concentration of an inhaled substance that results in death of the entire test population. Expressed in ppm
- 9. (two words)set of operations used to make sure that an instrument's alerts all work at the recommended levels of hazards detected
- 10. Chemical that is known to react to another chemical or compound in a specific way, often used to detect or synthesize another material
- 12. (two words) Concentration of an ingested or injected substance that results in death of the entire test population. Expressed in mg per kg
- 14. SI unit of ionizing radiation does, defined as the absorption of one joule of radiation energy per one kg of matter
- 16. (two words)threshold that triggers an action such as donning PPE, increasing monitoring or evacuation
- 21. English system unit used to measure radiation exposure, applied only to gamma and xray radiation
- 22. (Two words) manufacturer provided number that can be used to convert a specific device's readout to be applicable to another function
- 23. (two words)atmosphere containing greater than 23.5% oxygen
- 24. Type of detector that measures volatile compounds in concentrations of parts per million and per billion
- 25. (Three words) concentration of an ingested or injected substance that results in death of 50 percent of the test population
- 26. set of operations used to standardize or adjust the values of quantities indicated by measuring instrument across a range
- 27. resetting an instrument read at normal/baseline levels in fresh air
- 28. (Three words) comparison of changes within an organism per amount, intensity, or duration of exposure to a stressor over time
Down
- 1. (Three words) concentration of an inhaled substance that results in death of 50 percent of the test population
- 2. water molecule missing a hydrogen ion
- 4. an unwanted instrument response caused by a chemical other than the target chemical
- 5. (Three words) recommended value expressing the maximum time weighted dose or concentration to which workers should be exposed over a 10 hour period
- 7. (Three words) english system used to measure the amount of radiation absorbed by a material
- 8. (Three words) elapsed time between the drawing in of an air sample into monitoring/detection device and the reading
- 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
- 13. (two words) atmosphere containing less than 19.5% oxygent
- 15. detection device used to measure an individual's exposure to an environmental hazard such as radiation or sound
- 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
- 18. (Two words) energy required to free an electron from its atom or molecule
- 19. SI unit of measurement for low levels of ionizing radiation and their health effects on humans
- 20. (two words) maximum length of time an individual can be exposed to an airborne substance before injury, illness or death occurs