1) Construction equipment
Found on
https://www.crosswordclues.com/clue/light-tower
[equipment] A light tower is a piece of mobile equipment which has one or more high-intensity electric lamps and a mast. Almost always, the lights are attached to the mast, which is attached to a trailer, with a generator set to power the lamps. Normally the lamps are metal halide bulbs and the generator is powered by a diesel engine. Howev...
Found on
http://en.wikipedia.org/wiki/Light_tower_(equipment)
No exact match found.
