materials science
Aug. 22nd, 2005 11:45 am![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png){kind=small}
guslI'd like a window that lets out heat while blocking out noise... is it too much to ask?
what about a material that's hard and yet very low-density?
what about a material that's hard and yet very low-density?