Forbes: Scientists at the Pacific Northwest National Laboratory are claiming success in perfecting a method that can transform a pea-soupy solution of algae into crude oil by pressure cooking it for about 30 minutes. The process, called hydrothermal liquefaction, also works on other streams of organic matter, such as municipal sewage. And the crude oil created is lightweight and low in sulfur and can be dropped in to refineries that process fossil crudes.
Its a bit like using a pressure cooker, only...