Personalized Chemical Engineer Blue Drops Tote Bag. Chemical Engineer Blue Drops Tote Bag - Lime Green are a unique way to strut your smarts in style, with the words "Chemical Engineer" atop icy droplets in overlapping shades of blue. This design would make a great gift for a chemical engineer Light Weight 6oz 100% Cotton Tote Bag. 14.5"W x 15.5"H, handles are 20" in length.