Parker’s Perfect anti-fogging spray and cleaner works in a variety of diverse application on interior windows and mirrors it can last 3-4 weeks in hotel windows, cruise ships, automobile windshields, trucks, boats, planes, and more. For working photographers; Parker’s lens cleaner cuts accumulation time on photographic equipment. The anti-fog spray is also recommended for manufacturing; protective eye wear, goggles, face shields, respirators, welding hoods, etc… Pressure washing, sand blasting, chipping, grinding, spraying, etc … On computer screens, lasting weeks, even in some of the harshest environments such as: casting, fabrication, assembly, finishing, maintenance, etc… Parker’s is a must for “HAZMAT” suits! For medical, dental, police, military, fire fighting, etc For all sports; hunting, shooting, fishing, paint ball, boating, racing, skiing, snowmobiling, hockey, scuba diving, etc… Really, there are so many uses and applications, it would be impossible to list them all!