DEAR HELOISE: I am not sure if you’ve had this idea suggested before. Air duster cans (compressed air in a can) is great for cleaning computer keyboards and other devices. However, I also use it to blow out small hairs in the beard trimmer and when getting into hard-to-reach areas while I’m working on projects, such as woodworking. There are 101 things you can use it for in lieu of a big bulky electrical compressor.

— Kevin O’Malley, via email

DEAR HELOISE: For ladies and gents, if you find yourself at a business or party event, here are some hints to keep you safe:

• Don’t accept a drink from anyone if you didn’t see it prepared.

• Don’t leave your drink or bag unattended.

• When entering a meeting room, know where the exits are.

• Don’t drink and drive or accept a ride from anyone

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