... drawing, it help us to know what the effect will come out as the project finished. they also make ... fog nozzle (which has the US patent), the water will become tiny mist with diameter of 10-20 micron ... in the air or over the water. Meanwhile, it will get rid of dusts and smells in the air ... and will adsorb a lot of heat, with the effect of cooling and air-freshing.Classic Projects appreciate: Cool ...