Love the PublicLab's enthusiastic embrace of open source hardware and software licenses. If you don't want to 3d-print your own, you can get an awesome bluray l

Love the PublicLab's enthusiastic embrace of open source hardware and software licenses. If you don't want to 3d-print your own, you can get an awesome bluray laser spectrometer + webcam at their Kickstarter. https://www.kickstarter.com/projects/publiclab/the-homebrew-oil-testing-kit https://www.kickstarter.com/projects/publiclab/the-homebrew-... Participatory citizen-science FTW!