Blendtec's incredible blenders are known for their power. If you're not familiar with Blendtec's raw power, just watch any Will It Blend? video, and you'll see what I mean. But if a powerful motor is the heart of every Blendtec blender, then the jar is the soul. In this installment of Anatomy of a Blender, let's examine a couple characteristics of Blendtec jars.