Thread: Census 2020
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  #52  
Old 04-06-2020, 08:45 AM
if6was9 if6was9 is offline
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Quote:
Originally Posted by INSIDIOUS View Post
grey water is often distinguished from sewage. sewer can be storm water, grey ( laundry water type flows), and toilet sources.

Sewage is referred to as "black water" on boat, plane and RV type tanked systems.
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