Abstract
Of all time man has never stopped worrying about her good be for better living. To invest in his image is no longer a luxury, but a necessity for shine and succeed in the society that is ours. Since the beginning of this century this concern develops a gigantic market, and has become a key vector in economic development world. Yet it remains still a hitch about this continuous problem in this race to perfection. This hitch is located "in onself" !
Our physics as we know is a factory which runs continuously to ensure our well-being and our good health. Like any factory, we process products to making others, and inevitably there is a rejection of waste found at the end. These waste as their name implies are unwanted remains, that do not have a good smell. This is what bothers us! Because these 'waste' may put some people in situations that can become very embarrassing: such as occasional constipation.
