Identify the organic impurities present in sewage.
Question 15
Animal waste, oil and urea are some of the organic impurities present in sewage. Name two more organic impurities present in sewage.
Name three organic impurities present in sewage. [3 MARKS]
Question 2
Which type of organic and Inorganic impurities are present in sewage?
Question 23
What are the different types of inorganic and organic impurities generally present in sewage?