Besides fortifying salt, Levente Diosady of the University of Toronto has also developed a method to purify rapeseed protein, a by-product of canola oil manufacture.

• 除了强化盐外，多伦多大学的狄奥赛迪也研究出一个纯化油菜籽蛋白的方法，这个蛋白是制造菜籽油的副产物。