Home › AP EAPCET (Engineering) › Chemistry › General Principles of Metallurgy › In waste water treatment, what does a DAF unit s…
In waste water treatment, what does a DAF unit stand for?
ADual activated flocculation
BDense alloy fractionation
CDissolved air flotation
DDirect acid filtration
Answer & Solution
Correct answer: C. Dissolved air flotation
Dissolved air flotation units remove oil, fats and suspended solids by floating them with fine air bubbles.
Related questions
Why can aluminium reduce Fe and Cr oxides in thermite?Why is carbon unsuitable for reducing Cr2O3?Which oxides decompose easily on heating, going by Ellingham plots?On an Ellingham plot, a lower position of a metal's line means its oxide is what?Froth flotation is described as the most important operation for recovering which kind of In electro-refining, the impure metal is placed as which electrode?In electrowinning, where does the metal from the solution get plated?Crushing, grinding and sieving of an ore to the needed size is the start of which stage?