If you want to do anything at meaningful scale, it's unlikely anyone is going to make biochar. If the big oil companies really feel pressured by a need to recy

If you want to do anything at meaningful scale, it's unlikely anyone is going to make biochar. If the big oil companies really feel pressured by a need to recycle plastic, they'll just look for a way to stick it into one of their existing facilities, maybe a coker. https://en.wikipedia.org/wiki/Delayed_coker https://en.wikipedia.org/wiki/Delayed_coker