Across
- 1. PRODUCT OF WASTEWATER TREATMENT ARE SLUDGE AND -------
- 3. OF IT IS WATER,WHICH HAS DISSOLVED AND SUSPENDED IMPURITIES ARE CALED -----------
- 4. 2ND PROCESS OF CLARIFING WATWER IS
- 6. WATER CONTAIN NUTRIENTS SUCH ----- AND NITROGEN
- 8. MARCH
Down
- 1. GAS
- 2. HAS BEEN SUGGESTED THAT WE SHOULD PLANT --------- TREE ALL ALONG THE SEWAGE POND
- 3. GHANDI
- 5. chemicals like ------------may kill the microbes that help purify water
- 7. WATER DAY IS CELEBRATED ON
- 9. ONE NEED TO WAIT FOR ANYONE ELSE TO ADOPT A HUMANE AND ENLIGHTEND COURSE OF ACTION WHO SAID THIS