Molecular Water Base Fog Fluid is formulated to create a pure white, thick, dense low-lying fog which produces an effect like you are walking on clouds. There is not any other fluid in the market that is as white and pure as Ultratec’s Molecular fluid. This fluid is used with Ultratec’s World Renown Low Smoke Generator also known as the LSG. Ultratec's Molecular is great for creating all different types of fog effects not just low-lying fog. It can be used in many different fog effects applications. Molecular Fluid can be used in all Ultratec’s Fog Machines.