- If you looked at your carpet with a microscope, what might you see?
|
A. Dust mites |
|
B. Pet dander |
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C. Mold spores |
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D. All of the above |
- In 1908, which company bought James Murray Spangler’s electric vacuum that he built using an electric fan motor, a soap box, a broom handle, and a pillowcase?
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A. Walker |
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B. Hoover |
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C. Dyson |
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D. Miele |
- For what does the acronym “HEPA” stand?
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A. How to Eliminate Pollen Allergens |
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B. Hershey, Pennsylvania |
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C. High Efficiency Particulate Air |
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D. High Energy Positron Air |
- Which is the most popular style of vacuum cleaner in the United States?
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A. Canister |
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B. Upright |
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C. Stick |
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D. Diesel |
- Which vacuum cleaner manufacturer makes dust bags that automatically seal themselves and contain a layer of impact foil to prevent sharp objects from ripping them?
|
A. Miele |
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B. Dyson |
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C. Electrolux |
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D. Harmony |
- Which of the following is a real handheld vacuum cleaner?
|
A. Hoover Mach 8 |
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B. Simpson March 11 |
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C. Square Root 12 |
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D. Dyson Root 6 |
- Who invented the bagless Dyson vacuum cleaner in 1985?
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A. James Dyson |
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B. Ed Dyson |
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C. Murray Dyson |
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D. James Woods |
- The first Dyson vacuum cleaners sold for how much money in Japan?
|
A. $200 |
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B. $999 |
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C. $1,800 |
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D. $8,900 |
- What makes up about 80% of household dust?
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A. Dust mites |
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B. Dryer lint |
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C. Building materials |
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D. Dead skin cells |
- How can you make vacuum cleaning more effective in the category of allergen elimination?
| A. |
By using slow, deliberate movements |
| B. |
By coating the brush roll with super glue |
| C. |
By using a carpet powders or sprays to denature allergens and kill dust mites |
| D. |
A & C |
|
