- | P a g e
HAZMAT Tech 1 version 1 Actual Exam 2025/2026 Complete 100 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!
A harm event resulting from direct contact with fragments from a blast or container is known as _____? - ANSWER-Mechanical harm
Inhalation of corrosive gases causing burns or acute swelling to the upper respiratory tract is a result of which harm event? - ANSWER- Corrosive
What is the measurement of toxicity where the concentration of an ingested, absorbed, or injected substance results in death among 50% of the test populace? - ANSWER-Lethal dose
What is the measurement of toxicity where the concentration of an inhaled substance results in death among 50% of the test populace? - ANSWER-lethal concentration
This is the maximum airborne concentration of a material to which an average healthy person may be exposed repeatedly for 8 hours each day, 40 hours a week without suffering irreversible effects. - ANSWER- Threshold-limit value/time-weighted average
- / 2
- | P a g e
This is the 15-minute, time-weighted average exposure that should not be exceeded at any one time, nor be repeated more than 4 times daily with a 60-minute rest period between each exposure. - ANSWER-Short Term Exposure Limit
This is the maximum concentration that should not be exceeded, even instantaneously. - ANSWER-Threshold-limit value/ceiling
This describes an atmospheric concentration of any toxic, corrosive, or asphyxiant substance that poses an immediate threat to life, or would cause irreversible or delayed adverse health effects. - ANSWER-Level that is immediately dangerous to life or health
Infrared waves, radio waves, and visible light are all examples of _______ radiation, which is also characterized by its lack of energy to remove electrons from atoms. - ANSWER-non-ionizing
Largest of the common radioactive particles, these have an extremely limited penetrating power, and primarily have an internal hazard when ingested or inhaled. - ANSWER-alpha
This is a particle that is the same size as an electron and can penetrate materials much farther than larger particles. These can penetrate human skin but not internal organs. - ANSWER-Beta
- / 2