4 ms·
Rainwater is pretty dirty from pollutants in the atmosphere and has a strong pH value in many cases depending upon location. EDITED for spelling and added clar
by ajcarpy2005 12y ago
Rainwater is pretty dirty from pollutants in the atmosphere and has a strong pH value in many cases depending upon location.
EDITED for spelling and added clarity.
- schiffern 12y agoIt's not that dirty, but you do have to design for those concerns. Acid rain can be buffered by adding seashells (lime) in the tank. You can easily tip off the first N gallons of dirty rain (pollution, roof washing, etc) with a dead-end pipe with a dribble tube.