After several failed attempts to unscrew the bolt on the handrail, the spacewalkers ended up tearing it off with brute force.

BBC: Brute force helps Hubble renewal

Muddy water dripped from my hair into my eyebrows, lashes, and eyes, as I knelt to unscrew the lever that activated the rear brake.

NEWYORKER: Swimming

The newest Intel Pentium chip has such densely packed circuits that it consumes the same power as a 100-watt lightbulb with a filament burning as hot as 4, 500 degrees Fahrenheit--one you'd have to wear mittens to unscrew.

FORBES: Magazine Article

Unemployment is high and millions of black South Africans have little to do but unscrew bottle caps and tug at ring pulls.

ECONOMIST: South African drinking rites

Customers hand over well-used egg cartons to be filled at the local store, or unscrew the lid of their olive jar, washed and ready to receive the next lot.

BBC: Recycling attitudes 'must change'

Andrew Stembridge, managing director of Chewton Glen, a manor hotel nestled in England's Hampshire countryside, says he's had visitors unscrew all types of furnishings, including the big bottles of Molton Brown lotion affixed to the spa's walls.

CNN: Is it OK to steal hotel amenities?

LeVey considered stamping screws instead, but engineers couldn't figure out how to get the threads all the way around the screw, and they couldn't make the screws unscrew.

FORBES: Magazine Article