Primary is filtration, Secondary is flocculation, and tertiary is coagulation. BOD is removed from the water during flocculation.
Search found 7 matches
- April 14th, 2014, 5:55 am
- Forum: 2014 Question Marathons
- Topic: Water Quality B/C ID/Question Marathon
- Replies: 162
- Views: 53542
Re: Water Quality B/C ID/Question Marathon
- March 11th, 2014, 1:02 pm
- Forum: 2014 Build Events
- Topic: Wheeled Vehicle B
- Replies: 58
- Views: 36345
Re: Wheeled Vehicle B
Does anyone know what a good run time and score would be?
- February 5th, 2014, 6:09 pm
- Forum: Posting Games
- Topic: You Know You're A Nerd When...
- Replies: 309
- Views: 52581
Re: You Know You're A Nerd When...
When you are on this website instead of playing a game or hanging out with friends.
- February 5th, 2014, 5:59 pm
- Forum: 2014 Build Events
- Topic: Wheeled Vehicle B
- Replies: 58
- Views: 36345
Re: Wheeled Vehicle B
Noticed a lot of people using CD wheels. Am I the only one who thinks this is a bad idea? (No traction, unstable, etc.)
Me and my partner are using CDs as wheels and are very satisfied, we glued two together to make them more sturdy. Also for the no traction part we put electrical tape on the ...
Me and my partner are using CDs as wheels and are very satisfied, we glued two together to make them more sturdy. Also for the no traction part we put electrical tape on the ...
- February 5th, 2014, 5:54 pm
- Forum: 2014 Build Events
- Topic: Wheeled Vehicle B
- Replies: 58
- Views: 36345
Re: Wheeled Vehicle B
I have a question, at our competition the supervisor noticed on our fishing rod, which we use to propel our vehicle, that the eyes are made of metal. Well he said he wasn't sure if it was illegal or not since they are attached to the thing that propels it but they do not store any energy to help it ...
- February 5th, 2014, 5:45 pm
- Forum: 2014 Question Marathons
- Topic: Water Quality B/C ID/Question Marathon
- Replies: 162
- Views: 53542
Re: Water Quality B/C ID/Question Marathon
colorado mtn science wrote:Definitely [hide]Flamingo tongue snail[/hide]HELLOIMREECE wrote:Since no one is asking any questions. Sorry I don't know how to add a picture or hide it. What is this?
http://4.bp.blogspot.com/-nj8dD6smeKc/T ... 006-lg.jpg
HELLOIMREECE wrote: Correct
- February 5th, 2014, 11:26 am
- Forum: 2014 Question Marathons
- Topic: Water Quality B/C ID/Question Marathon
- Replies: 162
- Views: 53542
Re: Water Quality B/C ID/Question Marathon
Since no one is asking any questions. Sorry I don't know how to add a picture or hide it. What is this?
http://4.bp.blogspot.com/-nj8dD6smeKc/T ... 006-lg.jpg
http://4.bp.blogspot.com/-nj8dD6smeKc/T ... 006-lg.jpg