<< Those sprays say they eat plastic,  (some types)... -  maybe even rubber...
 Can you remove the computer parts in question to another area and spray
 them with something else - a little safer - as sort of a "spot" treatment?
  >>

Also if you have the original packaging anywhere or have
shopping bags around the house you could bag the computer
and printer and twist tie them closed.
Dennis Dittmar
Maspeth NY

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