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Do a search for firefighting drones, waterjet propulsion isn't the only method. But they could augment eachother and not cause any damages.
by RobertRoberts 8y ago
Do a search for firefighting drones, waterjet propulsion isn't the only method. But they could augment eachother and not cause any damages.
- oldcynic 8y agoThat was a fascinating distraction. :)