Camera based software to autonomosusly detect blockages and defects in sewer pipes. This is a machine learning problem, but I thought it would be interesting to see if it can be solved using OpenCV ...

This breaks up any caked-on rust, dirt, hair, sewage, and oil inside the pipe ... Workers start by inspecting the inside of the pipe with a tiny camera. They're looking for any cracks or leaks.

Flood and her husband quickly called out a plumber who placed a camera into their pipe. Records show the plumber found that the sewage line had been drilled through, which caused the line to break.