Green ##wald says he 's a safe , inexpensive way to turn plastic into oil . Envion CEO Michael Han : Plastic waste is shredded , melted and processed . This creates liquid that Han says can be used for fuel . At one end of the machinery , shredded plastic trash is dumped in a hopper and goes up a conveyor belt into a `` reactor . '' Han says it only does n't release gases into the air .
Green ##wald says he 's a safe , inexpensive way to turn plastic into oil . Envion CEO Michael Han : Plastic waste is shredded , melted and processed . This creates liquid that Han says can be used for fuel . Han says it only does n't release gases into the air .