Filtering Water

Aim: The aim of the assignment is to purify water to a level in which is safe to drink. There are many different ways to purify water, I will be using a method that was used to purify water more than fifty years ago. It is rarely used now as well as then but I will test it out and see how it works. Materials: 5 buckets Clean gravel Clean sand Filter paper Chlorine Strainer Procedure: …

…of the larger floating particles out of the water. Step 2(ii) this time went well, getting absolutely every remaining bit if dirt out of the water. Finally Step 3 made the water safe to drink. This graph shows the water cleanliness after the second attempt. Conclusion: This experiment went very well, I expected that it would take two or more attempts to get it right, and in the end it turned out better than I expected.