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Dust-Off. Dust-Off is a brand of dust cleaner (refrigerant-based propellant cleaner, which is not compressed air and incorrectly called "canned air"). The product usually contains difluoroethane; although some use tetrafluoroethane and tetrafluoropropene as a propellant. It is used to blow particles and dust from computer, keyboards ...
A dust spray can often be used as a freeze spray. Many gas dusters contain HFC-134a (tetrafluoroethane), which is widely used as a propellant and refrigerant. HFC-134a sold for those purposes is often sold at a higher price, which has led to the practice of using gas dusters as a less expensive source of HFCs for those purposes.
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Cleaning agents are substances (usually liquids, powders, sprays, or granules) used to remove dirt, including dust, stains, bad smells, and clutter on surfaces. Purposes of cleaning agents include health, beauty, removing offensive odor, and avoiding the spread of dirt and contaminants to oneself and others.
In 1997, First International Computer (FIC), a Taiwanese-based manufacturer of computer motherboards, [2] appointed Silicon Valley as their distributor in the Philippines. It then followed by Hewett-Packard which the appointed Silicon Valley as their Accredited Commercial Reseller (ACR), Dealer Premier Support Partner (DPSP) and Accredited ...
Octagon Computer Superstore is a computer retail store in the Philippines. It has 150 branches nationwide along with their subsidiary, Micro Valley Computer Center [ 3 ] with headquarters at 747 Romualdez Street, corner Zobel Street, Ermita , Manila . [ 1 ]
A dust collector is a system used to enhance the quality of air released from industrial and commercial processes by collecting dust and other impurities from air or gas. Designed to handle high-volume dust loads, a dust collector system consists of a blower, dust filter, a filter-cleaning system, and a dust receptacle or dust removal system.
Computer-cleaning dusters are dangerous to inhale because the gases expand and cool rapidly upon being sprayed. A number of gases intended for household or industrial use are inhaled as recreational drugs. This includes chlorofluorocarbons used in aerosols and propellants (e.g., aerosol hair spray, aerosol deodorant).