Great Planes Pro CA Foam Safe Activator (Accelerator) Pump Spray 2 oz Instantly cures all types of cyanoacrylate adhesives. Ideal for quick repairs in the field when you need to speed up cure time. Comes in a convenient pump spray bottle for quick and easy application. Compact size makes it handy to transport with your field equipment. Best used on medium or thick CA glues  gasses may form if used on instant CA, creating a hard foam with little strength.