A lagoon is used to store
What will be an ideal response?
manure
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Bar screens and grit chambers are used
a. only in primary wastewater treatment plants b. in most municipal wastewater treatment plants c. very rarely due to applications of modern technology d. only in advanced wastewater treatment plants e. in most municipal water supply facilities
A person walks from home to a store with an average speed of 3 feet per second. When returning home from store, she jogs with an average speed of 6 feet per second, following her original path. What is the average speed for the round trip?
a. 3 feet per second b. 4 feet per second c. 4.5 feet per second d. 6 feet per second
Counter output instructions for the Logix processor ________
A) Have tag names with word counter in every tag B) Can be in series on the rung or in parallel like the SLC 500 C) Have a totally different structure and operation compared to the PLC 5 and SLC 500 D) All of the above
An ____ may escalate into a disaster when it grows in scope and intensity.
A. activity B. incident C. event D. action