They actually both come from Latin: i. stands for id est and means roughly "that is"; stands for exempli gratia, which means “for example”. But this graphic's explanation is a bit easier to remember than the Latin definitions.
Frosting tips and their uses. Decorating bag tips. This is where all decorating begins. Tips by the score help you produce your favorite techniques—life like floral arrangements, intricate lacework, bold shell borders, basketweave designs and more!