Strong. non-flammable. inert. dry coolant for fault finding. for cooling parts and components. for monitoring intermittent faults. for electrical and electronic maintenance and repair work. Cools down to -45°C. Protects heat-sensitive components from high temperatures during soldering and desoldering. Makes it easier to locate defective components. Invaluable for testing thermostats and all systems that respond to temperature changes. Helps remove sticky residues of chewing gum. glue. sweets etc. from various soft surfaces - textiles. curtains. carpets etc. Evaporates completely. without leaving any residue.