Today we learned that charomatography helps C.S.I agents figure out what pen was used to write a letter. For an example, if the suspect wrote a letter and left it at the crime scene, the detectives could compare the pens of different suspects to catch the suspect.
Signed, Ashlynn, Zuhair, and Eric. P.S. What do you know about CHROMATOGRAPHY?
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AuthorsThe fourth grade students in Mrs. Sanchez's class. Archives
October 2021
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