When you are going about picking tanks, it is important to choose one that best suits your needs. There are so many different ways to build tanks. You can choose from different materials and different sizes. After all, being able to customize storage tanks to your needs is crucial A good manufacturer will know this is true. One big differentiating factor, however, is tank shape. Ideally, you will pick a tank shape that is optimized to fit your specific needs. One great tank shape you should not overlook, is conical bottom tanks.