Could we be making our cars out of mushroom roots, mycellium, instead of petroleum based plastic? Maybe soon. One of my most popular posts is about Mycotecture, making strong, rigid insulation out of mycellium from Ecovative, and now David Pogue, host of the PBS Nova series Making Stuff, learns that the Ford Motor Company is making plastic parts for their cars out of wheat grass, and mycellium. http://www.youtube.com/watch?v=tqTBFd-qRJU I wonder whether mushroom/mycellium farmers will be able to get…