Threshold limit value tlv - Study guides, Class notes & Summaries

What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat treatment (D) Sensitization - CORRECT ANSWER (D) Sensitization Note: Also known as "carbide precipitation" -- Chromium binds to carbides, and "sweats out" at the grain boundaries On a ra...

_____ is considered the last line of defense when trying to recognize a harzardous materials release because it is the most dangerous. - A person five senses ______ on packages and containers of hazardous materials provide a descriptive name, identification number, instruction, cautions, weight, specifications or UN marks, or combinations thereof. - Markings _______ are documents that are prepared by facility managers to prevent, mitigate, and prepare for a chemical release which are not l...

Jones & Bartlett Learning: Exam Review Questions and answers, verified/ Threshold limit value time weighted average (TLV-TWA) - •The maximum concentration, averaged over 8 hours, to which a healthy adult can be repeatedly exposed for 8 hours per day, 40 hours per week. •The lower the TLV/TWA, the more toxic the sunstance Threshold limit value short-term exposure limit (TLV-STEL) - •This is the maximum average concentration, averaged over a 15-minute period, to which healthy adul...

General Knowledge - AAB PREPARATION EXAM [100% PASS] /verified/ horizontal *Ans* The head of a _______ centrifuge rotor type seats the cups in a vertical positions when at rest and results in a flat upper surface of the sedimented material parfocal *Ans* In reference to a microscope, means the object being viewed should stay in focus when changing from one magnification to another combustible *Ans* A chemical with a flashpoint between 100C and 200C Cubital *Ans* The median ________vei...

NRRPT EXAM WITH CORRECT QUESTIONS AND ANSWERS LATEST UPDATED (100% VERIFIED GRADED A+) Average energy of a positron emitted during positron decay? - Answer 4/10 or 0.4 of the maximum energy. 1 WLM = ? - Answer 1 rem CEDE Radiation exposure to miners is regulated by? - Answer 30 CFR Maximum dose allowed to miners is? - Answer 4 WLM per year A geiger counter has enough voltage to cause? - Answer Secondary electrons with a long range avalanche What type of decay "competes" with positron d...

CIH - TLV/BEI Book Questions with solutions 2023 Threshold Limit Value Refers to airborne concentrations of chemical substances and represent conditions under which it is believed that nearly all workers may be repeatedly exposed, day after day, over a working lifetime, without adverse health effects TLV-TWA The TWA concentration for an 8-hour workday and 40-hour workweek, to which it is believed that nearly all workers may be repeatedly exposed, day after day, over a working lifetime ...

OSHA standards are found in the ________ CFR - Answer Title 29 Part ___ contains recordkeeping standards - Answer 1904 Part ___ contains general industry standards - Answer 1910 Part ___ contains construction industry standards - Answer 1926 A _____ standard applies to all industries - Answer horizontal A _____ standard applies only to certain industries - Answer vertical Direct costs are usually paid by submitting claims to ______ companies - Answer insurance an example of ...

1. Why is there an increasing need for weld quality? A. Safety B. Economics C. Less conservative design D. Government regulations E. All of the above E. All of the above 3. Weld quality control should begin after welding has been initiated. A. True B. False B. False Brainpower Read More 0:04 / 0:15 6. The vision requirements for a CWI are near vision acuity on: A Jaeger J1 at not less than 24in B. Jaeger J2 at not less than 12in C. Jaeger J2 at no...

ASP Associate Safety Professional Exam Already Rated A+ A 40-ton gantry crane has been out of service for more than 6 months for structural repair. It is required to be proof tested at ______?? Before being used? 50 tons A body that has a definite volume but no definite shape is? A liquid A cage on a fixed ladder on a commercial ladder cannot extend any closer than how many feet from the ground? OSHA 1910.27 "cages shall extend down the ladder to a point of not less than 7...

Upon entering the residence of a man with a supposed heart attack, you find that you have been taken hostage by a young man who has a deer rifle. He orders you to sit down in the corner of the room, where other people have been taken hostage as well. You should: - CORRECT ANSWER - do as your captor orders, try to remain calm, and avoid doing anything to attract attention to yourself. The threshold limit value (TLV) is the: - CORRECT ANSWER - maximum concentration of a toxin that someo...