The diameter of a conventional trickling filter is _______
(a) 5-8 m
(b) 5-10 m
(c) 1-10 m
(d) 8-16 m
I have been asked this question in an international level competition.
My query is from Effluent in section Recovery and Purification of Fermentation Products, Effluent Treatment, Bioreactor Design Considerations of Fermentation Technology