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Examen
REHS Sample Exam 1 Questions (2023 – 2024) With all Possible Answers
What are the three things that provide protection against radiation? - time, distance, 
sheilding 
What scale is used when measuring noise in a sheet metal shop? - The A-weighted scale is 
most commonly used. It considers frequency, intensity , and impact level. 
how is ozone created? - Photochemically. Naturally, as sunlight passes through oxygen 
molecules, and by high voltage electricity (lightening). O + UV light 
What does sodium thiosulfate do to chlorine? - It neutralizes it. It destroys ...
Examen
REHS Sample Exam (Food Quality) Part 2 Question and answers correctly solved 2025/2026
PopularREHS Sample Exam (Food Quality) Part 2 Question and answers correctly solved 2025/2026 
 
Vegetables to be stored under refrigerated conditions should be stored at what temperature and 
relative humidity: 
A 
20-30°F and 60-80% 
B 
35-45°F and 60-80% 
C. 
20-30°F and 85-95% 
D. 
35-45°F and 85-95% - correct answer d 
 
Meat and poultry to be refrigerated for storage should be kept at what temperature and relat 
humidity: 
A 
30-40°F and 85-95% 
B. 
30-36°F and 75-85% 
C. 
40°F and 85-95...
Examen
Rehs Sample Exam 1 Questions (2024 – 2025) With All Possible Answers
Rehs Sample Exam 1 Questions 
(2024 – 2025) With All 
Possible Answers
Examen
REHS Sample Exam 1 Questions (2023 – 2024) With all Possible Answers
What are the three things that provide protection against radiation? - time, distance, 
sheilding 
What scale is used when measuring noise in a sheet metal shop? - The A-weighted scale is 
most commonly used. It considers frequency, intensity , and impact level. 
how is ozone created? - Photochemically. Naturally, as sunlight passes through oxygen 
molecules, and by high voltage electricity (lightening). O + UV light 
What does sodium thiosulfate do to chlorine? - It neutralizes it. It destroys ...
Examen
REHS Sample Exam Questions WITH 100% CORRECT ANSWERS
time, distance, sheilding 
What are the three things that provide protection against radiation? 
 
 
 
The A-weighted scale is most commonly used. It considers frequency, intensity , and impact level. 
What scale is used when measuring noise in a sheet metal shop? 
 
 
 
Photochemically. Naturally, as sunlight passes through oxygen molecules, and by high voltage electricity (lightening). O + UV light 
how is ozone created?