Computer Hardware
Dust in a computer actually increases the size of the magnetic fields inside it. This is not good, so you must occasionaiy dust, I trust. What's the best way to do this?

use a lint-free cloth and wipe gently
any small vacuum device
reverse vacuum
non-static compressed air
blow real hard on the system board

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Computer Hardware
ISDN stands for:

interior sector direct none
internal select data nulls
integrated services digital network
interval set down next
inferior sector data net

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