Aquavit is also considered useful for medicinal purposes, an essential ingredient in what I was once told is the Norwegian cure for the common cold. You get a bottle, a poster bed, and the brightest colored stocking cap you can find. You put the cap on the post at the foot of the bed, then get into bed and drink aquavit until you can't see the cap. I've never tried this, but it sounds as though it should work.
-- Peter Nelson

"tool"

Definition: instrument used to shape, form, finish

Synonyms: apparatus, appliance, contraption, contrivance, device, engine, gadget, gizmo, implement, instrument, job, machine, means, mechanism, utensil, weapon, whatchamacallit

Credit: thesaurus.com

Tools represent Humanity's greatest achievement -- the desire and the ability to rise above the flesh, to enable each of us to create whatever we imagine. From the ealiest stick, digging out grubs from a fallen tree ... to the latest hand-held, head-held, or mentally-directed device, tools allow us to devise, revise, ruminate, communicate, work and play.

The following sampling are tools developed upon need for one purpose or another...