Most important factor to be considered in the selection of packings for absorbers is the __________ of packing.

Most important factor to be considered in the selection of packings fo

1.	Most important factor to be considered in the selection of packings for absorbers is the __________ of packing.
A.	size
B.	durability
C.	porosity
D.	cost
Answer» D. cost

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Most important factor to be considered in the selection of packings for absorbers is the __________ of packing.

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