Which of the following is not an ultrafine grinder (colloid mill)? – McqOptions

MCQOPTIONS

1.	Which of the following is not an ultrafine grinder (colloid mill)?
A.	Micronizers
B.	Agitated mills and fluid energy mills
C.	Toothed roll crusher
D.	Hammer mills with internal classification
Answer» D. Hammer mills with internal classification

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