kior is a biofuel company that's replacing oil drilling with oil making. >> vinod khosla: nature takes a million years to produce our crude oil. kior can produce it in seconds. >> stahl: the company took over this old paper mill, where logs are picked up by a giant claw, dropped into a shredder and pulverized into wood chips. >> khosla: and we take that, add this magic catalyst... >> stahl: this is the secret sauce. >> khosla: yeah. >> stahl: you throw that on top of the chips... >> khosla: and then, out comes something that looks just like crude oil. >> stahl: the crude is created through a thermo-chemical reaction in seconds. and by using wood instead of corn, this biofuel doesn't raise food prices, which was a concern with ethanol. >> khosla: it smells like crude, it works like crude, except it's 100% renewable. >> stahl: then, it's distilled onsite into... clean gasoline? >> khosla: clean, green gasoline. >> stahl: this goes right into the tank, right? you don't have to build a new infrastructure? >> khosla: absolutely. >> stahl: you make it sound almost-- sorry-- too good to be tr