peelingflesh-prolapsequeen: kcjo: Aerogel, also know as frozen smoke, is the world’s lowest density solid, clocking in at 96% air. If you hold a small piece in your hand, it’s practically impossible to either see or feel, but if you poke it, it’s

peelingflesh-prolapsequeen: kcjo: Aerogel, also know as frozen smoke, is the world’s lowest density solid, clocking in at 96% air. If you hold a small piece in your hand, it’s practically impossible to either see or feel, but if you poke it, it’s

tags: ,

from: https://pressurized-contents.tumblr.com/post/22369535885