The edit can be undone. Please check the comparison below to verify that this is what you want to do, and then publish the changes below to finish undoing the edit.
Latest revision | Your text | ||
Line 38: | Line 38: | ||
==== Filtering ==== | ==== Filtering ==== | ||
This is sometimes skipped if the water is very clear. This is important as pathogens and other contaminants are mostly attached to particles in the water. Β | |||
*[[Slow sand filters]]{{w|Slow sand filters}} | *[[Slow sand filters]]{{w|Slow sand filters}} |