I love science fiction, so I could imagine decomposition machine where dented car goes in and buckets with rubber/plastic/steel/copper/aluminium/glass come out.

I love science fiction, so I could imagine decomposition machine where dented car goes in and buckets with rubber/plastic/steel/copper/aluminium/glass come out. Identify materials and cut them piece by piece should be doable. Identifying individual greasy parts and removing them maybe in 25 years.