Turbidity is an important water quality parameter because
a. of esthetic reasons -consumers demand crystal clear water
b. high turbidity makes filtration more difficult and expensive
c. turbidity can interfere with the disinfection process
d. all of the above
e. none of the above
d
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A ________ is the hereditary unit composed of a specific arrangement of nucleotides to make up a genetic code.
Fill in the blank(s) with the appropriate word(s).
The __________ on a typical conduit hand bender head is where you will place the bending mark when doing the second 90-degree bend of a back-to-back bend.
a. arrow b. rim notch c. star point d. hook
The Bay of Pigs invasion failed when
A. the Cuban rebel forces lost the Battle of Havana. B. the anti-Castro exiles were defeated by the Cuban military. C. the Soviet Union intervened to protect the Castro government. D. President Kennedy's use of U.S. air power led to the capture of American pilots. E. anti-Castro Cubans in Florida refused to support the effort.
Reusing old coolant is generally not approved by vehicle manufacturers, with the exception of ________
A) Chrysler B) Ford C) General Motors D) Mercedes