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Hazmat tech chapter 6, Only Examinable Questions and answers. 100% Accurate. Verified.
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Hazmat tech chapter 6, Only Examinable Questions and answers. 100% Accurate. Verified. What're the four routes of entry for a chemical? - -Inhalation Ingestion Injection Absorption What is the most common route of entry? - -Inhalation What is the difference between exposure and conta...

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  • June 14, 2023
  • 7
  • 2022/2023
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Hazmat tech chapter 6, Only Examinable
Questions and answers. 100% Accurate.
Verified.

What're the four routes of entry for a chemical? - ✔✔-Inhalation

Ingestion

Injection

Absorption



What is the most common route of entry? - ✔✔-Inhalation



What is the difference between exposure and contamination ? - ✔✔-Exposure is direct contact with the
chemical

Contamination is a direct RESULT of being exposed



What is the permissible exposure limit ? - ✔✔-Maximum amount of time a healthy adult can be exposed
over a 40 hour work week (8hr shifts) without adverse health effects



What is the permissible exposure limit ceiling or PEL-C? - ✔✔-Maximum concentration an employee can
be exposed to at any time



What is the recommended exposure limit ? REL - ✔✔-Exposure recommendations based on 10 hours



What is the threshold limit value, short term exposure limit? (TLV-STEL) - ✔✔-Maximum exposure to a
hazard across four 15 minute working windows (60 minutes)



What does a dosimeter do? - ✔✔-Measures the dosage of radiation exposure on a person

, What is roentgen? - ✔✔-Used to measure gamma and x ray radiation exposures.



Expressed in R per hour



What is radiation absorbed dose or RAD? - ✔✔-A measurement of how much radiation is absorbed by
something, this measures ALL radiation



What is roentgen equivalent in man? (REM) - ✔✔-The measurement of how much of ALL KINDS of
radiation is absorbed by a human, and the biological effects on the body



What is counts per minute? (cpm) - ✔✔-The number of atoms in an amount of radioactive material that
is detected to have decayed in one minute



What is a Sievert? - ✔✔-The international system of units measurement for radiation in a human, and its
health effects



What is the incubation period? - ✔✔-The time of exposure to time of symptoms

(Known as latency)



What is an infectious dose? - ✔✔-Required amount of pathogen required to infect a host.



What does a 1 percent drop in oxygen level on a sensor indicate ? - ✔✔-It indicates that 50,000 ppm of
some other product is in the atmosphere



What is a combustible gas detector ? (CGI) - ✔✔-A monitoring device that senses the presence of



-explosive levels of combustible gases



The sensor either draws air in or uses ambient air and will give you an LEL percentage

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