> They take bio waste products [...], turn it into oil I was about to call bullshit because of the first law of thermodynamics, but their FAQ states: > Unlik

> They take bio waste products [...], turn it into oil I was about to call bullshit because of the first law of thermodynamics, but their FAQ states: > Unlike crude oil, bio-oil cannot sustain a flame, bio-oil has much lower energy density Good! > are heated up to about 500°C in a few seconds without burning I wonder where that heat comes from.