Future of garbage disposal: China tests flame-throwing drones

It may be some time yet before we see such drones cleaning streets around the world.
Workers no longer need to climb a high ladder to remove garbage from UHV power line any longer, drones can now be used to do the dangerous deed. 
Flame-throwing drone spat fire at about four to five meters away from the nylon net and burnt it to the ground. In ten minutes, the power line resumed its normal operation.
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