| It is extensively adulterated with poppy, nut, and teel oil, and not unfrequently with refined rape or colza oil. |
| What a difference a week makes just now, verges frothy with cow parsley and hemlock, hillsides painted yellow with colza. |
| It is not easy to alter this, but colza oil will at least prevent the surface skinning over. |
| The oil of the colza is much used in Europe, and highly prized. |
| And while the bells made merry in the sunshine, all the world with his dog was out shooting among the beets and colza. |
| In commerce colza is classed with rape oil, to which both in source and properties it is very closely allied. |
