This page includes many service-related industries that do not yet justify a separate page. They emphasize the wide range of industries that are impacted by technology.
Included, in no particular order, are: Personal care; Home support; Security; Policing; Disaster management; Military; Insurance – and even Garbage collection; Museum guiding; and Shark detection.
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From Singapore, a silent, underwater drone that mimics a manta ray (Drone/Surveillance – 2017-11 – ZDNet)