CFC gas, precisely known as Chlorofluorocarbons are raising a question to our environment. Are we safe enough with it? The ans is no. Green house effect is making this gas increasing day by day. It is not only raising the temperature but also becoming the reason of several diseases. We are nowadays suffering a lot. Central nervous system depression, dizziness, difficulty in breathing, cough, bronchial constriction, chest pain. Sounds alarming? Beware of it. Find solution.