Quote Originally Posted by sjg0 View Post
While it is certainly possible to make aerogel, where would you find pure ethyl alcohol iirc is used?

Also Quixylvre, while its a neat idea, how on earth would you realistically use aerogel as insulation? It would just crumble apart if put under too much stress.
Lab supply house would sell ethyl alcohol or some chemistry knowledge and you could synthesis it yourself.