Loading…
![db2017_2150](http://d3e1m60ptf1oym.cloudfront.net/9ab66ee7-5941-4d3e-9a00-0d8bc5d289b9/db2017_2150_uxga.jpg)
![sd2016_0267](http://d3e1m60ptf1oym.cloudfront.net/a2f78d27-b46e-4d8e-85bd-459693671eb2/sd2016_0267_uxga.jpg)
Author: Charlie Cooke
Photo size: 13.5 Mpixels (38.6 MB uncompressed) - 4496x3000 pixels (15x10 in / 38.1x25.4 cm at 300 ppi)
Photo keywords: brick dust, chemical tests, cutting agent, Sam Drake, scott reagent, University of Derby
Published in: Chemical tests
![db2017_2188](http://d3e1m60ptf1oym.cloudfront.net/461e0944-5828-4656-a4da-8cc7c88b791f/db2017_2188_uxga.jpg)