Matched context for purifier and fume

The page lists matched contexts for purifier and fume.

Share - purifier	Share - fume	Phrase
32.35%	10.27%	exhaust [physical/chemical] {purifier or fume}
20.06%	0.84%	gas {purifier or fume}
4.31%	3.51%	exhaust [physical/chemical] {purifier or fume}