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
Abigail N. Gatmaitan, John Q. Lin, Jialing Zhang, and Livia S. Eberlin
Journal of Agricultural and Food Chemistry 2021 69 (11), 3527-3536
Images credit: Journal of Agricultural and Food Chemistry 2021 69 (11), 3527-3536