Drill

Drill has several different meanings:


 * A drilling rig is a mechanical device used to drill deep holes in the ground.
 * A laser drill is a common operating apparatus in terraforming.
 * A micro-optic drill is a small hand-held device.
 * A phaser drill is a device employing ship board phaser technology.
 * A pulse drill is device used for mining.
 * A training drill is an activity for crewmembers to develop their skills, often followed with an evaluation report.