Photoset: coolsciencegifs: Polymer absorbs water and expands. It keeps almost the same refractive… tmblr.co/ZRCJGy1AN-thy
Personal blog of Peter "Sci" Turpin
Technology, art and personal faff
Photoset: coolsciencegifs: Polymer absorbs water and expands. It keeps almost the same refractive… tmblr.co/ZRCJGy1AN-thy