Rehs exam residential - Study guides, Class notes & Summaries

Cross-connection controls include air gaps, backflow preventers, vacuum breakers and a. gate valves b. indirect waste piping c. air vents d. water meters - b. indirect waste piping A BSC national performance standard has been developed by a. NSF b. NSC c. NIH d. ABSA - a. NSF Biological safety cabinets should be performance tested every a. 1 year b. 1 month c. 2 years d. 10 years - a. 1 year The ASHRAE recommended minimal thermal standard for dwellings is ______ degrees F at 40% h...

Cross-connection controls include air gaps, backflow preventers, vacuum breakers and a. gate valves b. indirect waste piping c. air vents d. water meters - ANSWER-b. indirect waste piping A BSC national performance standard has been developed by a. NSF b. NSC c. NIH d. ABSA - ANSWER-a. NSF Biological safety cabinets should be performance tested every a. 1 year b. 1 month c. 2 years d. 10 years - ANSWER-a. 1 year The ASHRAE recommended minimal thermal standard for ...

Cross-connection controls include air gaps, backflow preventers, vacuum breakers and a. gate valves b. indirect waste piping c. air vents d. water meters - ANSWER-b. indirect waste piping A BSC national performance standard has been developed by a. NSF b. NSC c. NIH d. ABSA - ANSWER-a. NSF Biological safety cabinets should be performance tested every a. 1 year b. 1 month c. 2 years d. 10 years - ANSWER-a. 1 year The ASHRAE recommended minimal thermal standard for ...

REHS Exam self-test 1 Questions with correct Answers 2024 (General Math & Science): The Inverse Square Law is commonly used in which environmental health program areas to calculate the intensity or strength of a substance at a specified distance from the point source? radiation, lighting, and noise inverse sqaure law: principle that expresses the way radiant energy propagates through space. (Investigations and Inspections process): What is the legal term which describes the failu...

REHS Sample Exam Questions 1, Latest Updated 2024 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? It neutralizes ...

Cole's EHS NEHA Exam Study Guide With Complete Solution 2023 How do you filter out giardia lambia? - Rapid sand filtration Pharmaceuticals in water treatment plants are - Both solid and liquid Which mosquito is the highest cause of encephalitis in the US? - Culex What is it called when milk is heated to 191-212 - Pasteurization Order of priority: power outage at restaurant, chlorine gas leak at pool, no hand sink at food festival - Chlorine gas, power outage, no hand sink What...

Cross-connection controls include air gaps, backflow preventers, vacuum breakers and a. gate valves b. indirect waste piping c. air vents d. water meters - Answer- b. indirect waste piping A BSC national performance standard has been developed by a. NSF b. NSC c. NIH d. ABSA - Answer- a. NSF Biological safety cabinets should be performance tested every a. 1 year b. 1 month c. 2 years d. 10 years - Answer- a. 1 year The ASHRAE recommended minimal thermal standard f...

REHS Sample Exam Questions 1 with Complete Solutions 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...

Cross-connection controls include air gaps, backflow preventers, vacuum breakers and a. gate valves b. indirect waste piping c. air vents d. water meters - Answer- b. indirect waste piping A BSC national performance standard has been developed by a. NSF b. NSC c. NIH d. ABSA - Answer- a. NSF Biological safety cabinets should be performance tested every a. 1 year b. 1 month c. 2 years d. 10 years - Answer- a. 1 year The ASHRAE recommended minimal thermal standard f...

REHS Exam self-test 1 question with 100% correct answers rated A+ 2023(General Math & Science): The Inverse Square Law is commonly used in which environmental health program areas to calculate the intensity or strength of a substance at a specified distance from the point source? - correct answer radiation, lighting, and noise inverse sqaure law: principle that expresses the way radiant energy propagates through space. (Investigations and Inspections process): What is the legal term which ...