A smarter way to melt down plastics?
Nature Podcast
The Carbon Filter Method for Making a Candle
This approach does seem fairly straightforward. And looking at this paper, it almost seems like essentially they're making a candle. So the plastic at the bottom is getting wicked up through the carbon felt towards the heat at the very top and getting sort of broken down into the monomers which are then taken away. The method also doesn't use any catalyst, which is attractive in terms of not needing to make one or use it and then get rid of it later. But that's quite a high yield when you're trying to capture a gas from possibly a complicated mixture.
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