Although any flexible engraving tool may be used, you will want to be sure that the tool is sharp. A good clean cut will eliminate extra cleanup and chip removal later. Smooth characters free of burrs will fill much easier. If engraving acrylic, be sure to use a tool designed for that specific material.
slouch. 1  to sit or stand with an awkward, drooping posture. 2  to move or walk with loosely drooping body and careless gait. 3  to have a droop or downward bend, as a hat. 4  to cause to droop or bend down, as the shoulders or a hat. 5  a drooping or bending forward of the head and shoulders; an awkward, drooping posture or carriage.
Poor posture (hunching or slouching) is one of the leading contributors to sprains or strains in the muscles around the neck. The neck muscles can easily become stiff if posture is poor over a period of time and the cervical curve is impacted (which is responsible for the vertebrae of the neck).