Reportedly, Yang wants to structure a PIPE (private investment in public equity) deal that would allow the discounted sale of up to 19.9% of Yahoo!

FORBES: H-P and Yahoo!: Just the Tip of the Activist Iceberg

You have, again, several leaks coming from a structure and a pipe 5, 000 feet below the surface.

WHITEHOUSE: Press Briefing

McMoran has since drilled a second well into Davy Jones (using a fatter pipe), proving that the reservoir structure stretches over 20, 000 acres, and is now drilling a second Blackbeard well, currently at a depth of 25, 200 feet.

FORBES: Updated 11:30 Central.

In many cases, that means replacing a round pipe with a wide concrete box-like structure.

WSJ: Towns, ecologists seek climate-friendly culverts