Gary Young learned GC-MS (gas chromatography/mass spectroscopy) analysis techniques from Dr. Herve Casabianca, who works for CNRS in France. Dr. Casabianca is well-known in the field of essential oil GC-MS analysis in Europe. Along with Dr. Casabianca, Young Living has two GC-MS instruments, one at the Young Living Ecuador Farm and the other at the Young Living Global Headquarters in …