| A | B |
| apparatus | tools or equipment necessary to do a job; mechanism |
| automation | a system or equipment that is self-regulating |
| catapult | device for launching an aircraft from the deck of a ship |
| facilitate | to make easier; to help bring about |
| galvanize | to give metals a rustproof coating of zinc |
| granulate | to grind into grains |
| hydraulic | operated by or using the power or pressure of a liquid, especially water, in motion |
| installation | the act of putting in place |
| perforate | to make a pattern of holes in, allowing for ease in separation |
| propulsion | a propelling or driving force |
| pulverize | to grind to powder or break into small pieces |
| readjust | to arrange again; to put in order again |
| siphon | a bent tube for drawing liquid out of one container into another by air pressure |
| alloy | metal made by melting together two or more metals, or a metal and a nonmetal |
| sluggish | slow-moving or lacking energy |