Long gone are the days when people had to get down in the muck to work on Los Angeles's sewers. Phew. Now, work in the poop trenches is aided immensely by high-tech gadgets that do everything from remove blockages to help the city map the extensive network of channels under the ground. Lots of great visuals abound in this Gizmodo story, including a shot of some old dentures in the pipes—which is more common than one might think. [Gizmodo]
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