For cleaning a laser printer, what should be used to pick up excess particles of toner?
- a HEPA-capable vacuum
- a lint-free cloth
- isopropyl alcohol
- a damp cloth
Explanation: The toner used in a laser printer consists of microscopic particles. To effectively pick up these particles, it is recommended that a vacuum capable of High Efficiency Particulate Air (HEPA) filtration be used.
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