In Star Trek, Mr. Spock’s hand-held tricorder can instantly tell what something is made of. We don’t have tricorders yet, but we’re getting close. Portable devices just a little too big to hold in one ...
Gas Chromatography-Mass Spectrometry (GC-MS) is an analytical technique used to separate, identify and quantify the different components in a complex sample. The technique combines two methods: 1) Gas ...