Actually BP sunk tons of cash into P2O back years ago and abandoned it because it was not economically viable. Here is one of their patents Methods of pyrolysis, described in the patents U.S. Pat. Nos. 5,481,052 and 5,821,395 of BP Chemicals, Ltd
There are lots of huge companies who actually came up with novel ideas and patented them and then abandoned the idea. Much different than a penny scam with no novel technology who is just in it to enrich insiders.
Real companies are interested in making money not selling share to suckers using pipe dreams. So they don't do things like JBII.