These groovy little gizmos are cans of compressed air you can use to clean dust, metal shavings etc away without having to put your face in close proximity. They also have a significant cooling effect similar (but not as intense as) the freeze sprays mentioned elsewhere.

Sterlix Air Duster Can Compressed Air Spray Can Dust Cleaner PC, Keyboard, Electronic Devices & Car Cleaning Protect, 2 x 400ml, Packaging May Vary
4.0

Charmarni Compressed air Duster,4 Gear Adjustable 100000RPM Electric air Duster, Cordless air Blower for Laptop, Keyboard, Electronics, Replaces Compressed...
5.0

AF Air Duster Sprayduster Compressed Air Can Blower Spray for PC, Laptop keyboard cleaner dust remover PS5 xbox fans 400ml(pack of 2)
4.0