Wow, really interesting and usefull for meat industry. This special pen can dedect meat type in seconds.
You can detect food froud (meat) easily with this pen.
MasSpec Pen Technology
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Source
Abigail N. Gatmaitan, John Q. Lin, Jialing Zhang, and Livia S. Eberlin
Journal of Agricultural and Food Chemistry 2021 69 (11), 3527-3536
https://pubs.acs.org/doi/10.1021/acs.jafc.0c07830
Images credit: Journal of Agricultural and Food Chemistry 2021 69 (11), 3527-3536
DOI: 10.1021/acs.jafc.0c07830