Split Pipe

A short note on splitting pipes.
This pretty standard functionality in the Revit MEP user interface can be a bit tricky to find in the API:

Question: The UI provides the split command (SL) to split a pipe into two without losing other connected elements.
How can I achieve the same in API?

Answer: You can use the PlumbingUtils BreakCurve method.
This is also available for duct work in MechanicalUtils BreakCurve.