Homogenizers are instruments designed to physically create a stable emulsion, and even distribution of materials such as plant, tissues, soil, and others in a lab or industrial environment. Homogenizers can also be used for cell fractionation and is a useful sample preparation step before analysis. Types of homogenizers include Cell Lysors, High Shear Mixers, Overhead stirrers and mixers, Sonicators, and Tissue Tearors.