View by Category

Water Filtration - PowerPoint PPT Presentation

The presentation will start after a short
(15 second) video ad from one of our sponsors.

Hot tip: Video ads won’t appear to registered users who are logged in. And it’s free to register and free to log in!
About This Presentation

Water Filtration


Do not use dust it may clog it. Filtration. Construction of a slow sand filter ... The upper layer of sand will be clogged with dirt and too many good microbes ... – PowerPoint PPT presentation

Number of Views:6557
Avg rating:3.0/5.0
Slides: 58
Provided by: jonf4


Write a Comment
User Comments (0)
Transcript and Presenter's Notes