positive
positive
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191.
by OLEG CTHETCHEL - 2009-04-24
Northen Industrial Co. develops varios types and sizes of gas-tight and zero leakage fans and blowers for containment of hazardous organic and inorganic compounds in industrial process plants and othe...
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192.
by Susan Terlitski - 2009-10-09
Regenerative blowers are ideal for moving large volumes of air at low pressures or vacuums. Unlike positive displacement compressors and vacuum pumps, they pressurize air through a nonpositive displac...
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193.
by Susan Terlitski - 2009-10-16
An exhaust fan is a mechanical ventilation device that helps to draw out stale and impure air from your home and bring in fresh air, thereby improving the quality of indoor air. Exhaust fans are typic...
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194.
by Stacey Curnow - 2010-06-17
Sometimes when I ask my clients "If money weren't an issue, what would you do with your time?" they answer that they don't know or that they would sit on a beach all day. I think those responses are u...
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195.
by C J Leary - 2010-07-05
People often wonder how families like us with younger children manage to travel. Well, my husband and I have children aged 10, 3, and 9 months old and also own our own successful property and internet...