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_____
bend gooseneck
, loop coil
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2 of 110
Term
______ is the last barrier between the public and giardia or
cryptosporidium.
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sublimation secretion
chlorination filtration
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3 of 110
Term
Bleach is approximately _____% pure.
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, 5.25 10
15 6.25
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4 of 110
Term
The _____ is the only cross connection control method approved by
_______.
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air gap, tceq valve, local authority
pressure relief valve, fda filter, health department
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, 5 of 110
Term
Chlorine is ______ times heavier than air.
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3.5 1.2
2.5 1.5
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6 of 110
Term
Out of all the water on earth, less than _____% of freshwater is
immediately available to humans.
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9 2.5
1 97