joelyybethh: thee-cobalt-lightning: sixpenceee: How surface texture affects bloodstain patterns. (Video) “Don’t worry, I’m a writer” this is so interesting

joelyybethh: thee-cobalt-lightning: sixpenceee: How surface texture affects bloodstain patterns. (Video) “Don’t worry, I’m a writer” this is so interesting

tags: So many OTPs,

from: https://eikuuhyo.tumblr.com/post/178374859990