Wastewater Story
Science Solutions from Chapter -1 - Wastewater Story
This chapter describes the water that gets wasted. Water gets wasted due to many reasons. Water which is mixed with oil, rich in lather, black-brown water that goes down the drains from sinks, toilets, etc., are considered as waste water.
Practice Other Topics from Wastewater Story
This topic introduces us to the different concepts related to water. It explains the different sources, uses and components of water in detail with the aid of pictures. We will also study the necessity of water in our lives.

This topic explains sewage system with the aid of an activity which lists various microbes and bacteria that contains various inorganic impurities and also covers the process of sewage treatment.

This topic explains the physical, chemical and biological processes, which remove physical, chemical and biological contaminants from wastewater. It also covers several methods to eliminate waste and pollutants at home.

This topic deals with better housekeeping practices.Good housekeeping practises minimise the waste and pollutants that are released down to the drain. Cooking oil and fat, chemicals, food,etc.,should not be thrown down the drain.

This topic deals with sanitation and disease prevention. Contaminated drinking water and poor sanitation is the main cause of many diseases.

This topic highlights the importance of sanitation. We will learn the various methods of sewage disposal and sanitation at public places.

This topic discusses the methods of sanitation that are undertaken in public places. Everyone should contribute in maintaining sanitation at public places.
