Atmosity AFF-4L Water-Based Fast-Dissipating Fog Fluid 4-LitreThe AFF flash fog fluid by Atmosity is a water based, fast dissipating fog fluid specially formulated for the Magmatic Rocket series units, as well as most other standard water based CO2 simulators. With an average hangtime of 10 20 seconds under optimal conditions, the AFF flash fog fluid is specially designed to work with cryogenic simulators for high impact moments. Atmosity AFF Flash Fog Fluid bottles are available in 2 litre, 4 litre, and 20