1.hand pusher type industrial humidifier 2.drop the temperature about 2-8 centigrade 3.increse ... . Cooling Residential cooling, outdoor cooling, commercial place cooling 2. Humidification Industrial, agricultural and horticultural: green house, garden, livestock farming3. Dedusting and ... use water-soluble chemical to kill insect. hand pusher type industrial humidifier(CE),PC-1029