Find a Hoodsport Geometry Tutor
Walter S. - $45.00/hr - Shelton, WA - View Walter S. >>
...I worked most of those years in the pulp and paper industry which is based on making products out of organic, wood based materials. I managed an organic lignin chemical products group, and along with a PhD chemist received a patent to make artificial vanillin organic based flavoring (vanillin - ... (read more)