I found these tips in my recipe file but I don't know where I got them. They were written on a sheet of notebook paper and tucked inside one of my old cookbooks so I've had them for many years. Thought they might be helpful.
Product Differences; US ingredients and their possible counterparts:
White Sugar is granulated, fine granulated, or castor sugar.
Powdered Sugar is icing sugar.
All purpose flour is enriched, bleached or unbleached white household flour. When self-rising flour is used in place of all purpose flour in a recipe that calls for leavening, omit the leavening agent (baking soda or baking powder) and the salt.
Light colored corn syrup is golden syrup
Cornstarch is cornflour.
Baking soda is bicarbonate of soda.
Vanilla or vanilla extract is vanilla essence.
Green, red, or yellow sweet peppers are capsicums or bell peppers.