What is interesting is that I've seen sources that specifically say activated carbon does not work at all - it is totally ineffective especially in humid climates because water tends to fill the voids. On the other hand, I've also seen sources that say it works to a certain extent but is by far...
Has anyone designed a HVAC system for an airport or near a volcano where sulfur dioxide contamination was a problem? Wondering what the best way to filter SO2 out of outside air is. So far it looks like chemisorption is the answer.
Has anyone ever heard of an eccentric reducer? I am looking for one to use on a sewer line so that I can slope the first part of the pipe @ 1/4" per foot and transition to 1/8" per foot further down. The fitting I'm thinking about looks like the one here...
lilyanne22 (Civil/Environme)
5 Mar 08 17:31
I not able to download at this time. As for plugging in to mannings, Q = A x (1.49/n) x (R^2/3) x (s^.5) where I have Q,n, and my question would be, is A what I am trying to find so I can find V from the equation Q=VA? if so how do I find R...
We are installing a grease interceptor that can handle mixed waste (FOG and raw sewage from restrooms). The grease interceptor location is too high to gravity feed. This is for a large food court. Anyone else have this problem? What pump would you recommend using? I foresee FOG accumulation in...
