![](http://www.alamy.com/thumbs/6/BAFA04EE-DF6E-4709-8BFA-EAECB576F90B/MF3FJJ.jpg)
A jar of medium sized calcium carbonate (marble) chips as used in a UK secondary/high school.
Size: 3168px × 4752px
Location: London, UK
Photo credit: © Maurice Savage / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: bottle, cacl, calcium, carbonate, chips, education, england, high, jar, marble, medium, school, science, secondary, sized, uk