Investigatory Project

2013 Words Nov 10th, 2010 9 Pages
I. INTRODUCTION There are many dangerous chemicals in our surroundings; most of them can be located inside our own homes. Almost every household would contain cleaning liquids like liquid detergent, mildew removers, insecticides and many other harmful chemicals; that is the reason why we decided to focus this investigatory project on creating an eco- friendly cleaning solution. The problem of the modern world is that we have created far too much hazardous chemical since it does the daily chores, like that of scrubbing the floor, in a faster and easier pace, unknowing that this can harm the ozone layer. Our investigatory project aims to create an environment- friendly cleaning solution using citrus peelings and some of its extracts. With …show more content…
V. REVIEW OF RELATED LITERATURE The first stain remover was plain water. People found it as an easy way to wash away mud at a stream or a river. The history of cleaning agents runs back to ancient Babylonian culture. Soap like materials were evacuated from ancient Babylonian remains. The 4500-5000 year old remains also have detailed description of making such materials. It is however not clear whether they used the fat and ash mixed material for cleaning purposes. Egyptian, Romans, Japanese, Greek and Chinese cultures of the ancient times paid attention to cleanliness and used different materials for cleaning purposes. Chinese used the fruit of soap-nut tree (Sapindus Mukorossi) for cleaning soft silk clothes. The nut yielded a soap-like material, which thoroughly cleans the silk and is soft on the fabric. Soap making started in Europe in the seventh century. Soap making in Europe was mostly a family tradition and people kept the technique of soap making a secret. They used animal fat and plant oils to make soap. They also knew the technique of adding perfumes to the soap for fragrance. The soaps were used for bathing and laundry purposes. Italy, Spain and France were the leaders in soap making. Large scale soap manufacturing began in 1791, with the invention of a process of making soda ash from common salt by a French

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