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Green Plumbing

Category - Caring for Our Water

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What is indicated by the tiered structure for classifying high-efficiency washing machines?

Water efficiency
Gallons of water per wash cycle
Size of drum
None of the above

Explanation

Answer: A - The tiered structure for classifying high efficiency washing machines identifies the water efficiency of the machine. The higher the water efficiency, the higher the tier and the lower the water factor - which is calculated by the other two responses here, the gallons of water per cubic foot of drum capacity.

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