Complex sentence: The VSI crushers utilize velocity rather than surface force as the predominant force to break glass as this allows the breaking force to be applied evenly both across the surface of the material as well as through the mass of the material.
Split into simpler sentences: The VSI crushers utilize velocity rather than surface force as the predominant force to break glass. Utilizing velocity rather than surface force allows the breaking force to be applied evenly both across the surface of the material as well as through the mass of the material.