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2. Vacuum arc - Wikipedia

   en.wikipedia.org/wiki/Vacuum_arc

   Electric discharge in vacuum is important for certain types of vacuum tubes and for high-voltage vacuum switches. The thermionic vacuum arc (TVA) is a new type of plasma source, which generates a plasma containing ions with a directed energy.

3. Air purifier - Wikipedia

   en.wikipedia.org/wiki/Air_purifier

   Polarized-media electronic air cleaners use active electronically enhanced media to combine elements of both electronic air cleaners and passive mechanical filters. Most polarized-media electronic air cleaners use safe 24-volt DC voltage to establish the polarizing electric field. Most airborne particles have a charge and many are even bi-polar.

4. Dirt Devil - Wikipedia

   en.wikipedia.org/wiki/Dirt_devil

   Dirt Devil is a brand name originally introduced (or debuted) in 1981 by the Royal Appliance Manufacturing Co, an American vacuum cleaner and floor care company. The company and the brand are now owned by TTI Floor Care North America, a subsidiary of Hong Kong based Techtronic Industries, who also own Oreck, Vax, and Hoover North America.

5. Currys plc - Wikipedia

   en.wikipedia.org/wiki/Currys_plc

   Currys plc is a British multinational electrical and telecommunications retailer and services company headquartered in London, [4] which was formed in 2014 by the merger of Dixons Retail and Carphone Warehouse Group.

6. AOL

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7. Vacuum aspiration - Wikipedia

   en.wikipedia.org/wiki/Vacuum_aspiration

   Single-use double-valve manual vacuum aspirator. Vacuum or suction aspiration is a procedure that uses a vacuum source to remove an embryo or fetus through the cervix.The procedure is performed to induce abortion, as a treatment for incomplete spontaneous abortion (otherwise commonly known as miscarriage) or retained fetal and placental tissue, or to obtain a sample of uterine lining ...