Why is using a commercial car wash more ecologically sound that washing your car at home?
A) Commercial car washes recycle and reuse the water.
B) Commercial car washes are required, by EPA regulation, to be more ecologically sound.
C) All commercial car wash soaps and waxes are biodegradable.
D) Most commercial car washes are better equipped to handle wastewater.
Answer: D
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Fill in the blank(s) with the appropriate word(s).
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