OK so in the real world this will not work because he said 1kg plastic = 1 liter oil. Converting that again on the napkin into us standards means you put in $2.08 usd of plastic to get $2.28 gallon of oil before refining not accounting for any labor, capital and transportation.

The cool thing here is that he has a desktop unit which could be sold to families to use at home.

It looks like the process works on the same model as an air conditioning system.