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Ultimate Plumbing Knowledge Quiz
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What does the term 'blackwater' refer to in plumbing?
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Hint
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⚖️
50-50
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👥
Audience
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A
Untreated water from a well
B
Water from kitchen sinks and dishwashers
C
Wastewater containing fecal matter and urine
D
Stagnant water held in a P-trap
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