https://observablehq.com/@oliviafvane/ii-drawing-waterlines-on-maps
Apparently, while most cartographers today would recognise waterlining, they wouldn't be able to name it (Huffman, D.P., 2010. On waterlines: arguments for...
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https://www.rdhmag.com/white-papers/whitepaper/55311514/ehandbook-whats-in-your-dental-unit-waterlines-infection-control-standards-you-need-to-know
Don’t wait for a compliance shock—learn how to keep your dental unit waterlines safe and spotless in this free e-book.
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