MAT_SELECT,'al6061a','c17_4a','ti5057','c440C'
MAT_SELECT,'al6061a','epoxy','ti5057','fred'
MAT_SELECT,'c440C','epoxy','george','f'


MAT_SELECT,'al6061a','c17_4a','fred','f'
MAT_SELECT,'al6061','george','tungsten','fred'
MAT_SELECT,'tiffany','bill','george','f'

CREATE_MAT_PROP,'fred','ex',100,'dens',200,'lsst',500