What are the three levels of treatment in a municipal water treatment plant? Briefly describe each
What will be an ideal response?
? Primary treatment—collects waste water and removes items that settle out of it.
? Secondary treatment—involves biological processing of sewage.
? Tertiary treatment—involves the chemical processing of sewage
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Most of the wheat produced is used for _____ food
a. human c. pet b. animal d. surplus
What type of accumulator is most popular in spring-applied brake systems?
A. bladder B. piston C. diaphragm D. weighted
The term quarter-sawed means _____
A) only one-fourth of the tree is used B) the lumber is classified as softwood C) the lumber is cut with the growth rings at an angle greater than 45 degrees D) the log is cut into four equal lengths before it is cut into lumber
?Tire pressure monitoring systems (TPMS) became required equipment on all vehicles sold in the United States beginning with what model year?
A. ?1996 B. ?2000 C. ?2008 D. ?2014