
Graphene aerogel is pretty light. read more: http://www.zmescience.com/science/physics/graphene-lightest-material-26032013/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+zmescience+(ZME+Science)
Originally posted on Google+ · March 26, 2013
If you could seal it so no air was in it, it would be good dirigible filler.
Wow
Wht is dat pls?