CEPT has released that COD level in Vapi is 650 mg per litre which is making it most populated. However Vapi Industrial Association has said that COD level is only 450 and it does not exceed. <br /> <br />Like us on Facebook at https://www.facebook.com/gujarattv9 <br />Follow us on Twitter at https://twitter.com/Tv9Gujarat <br />Follow us on Pinterest at http://www.pinterest.com/tv9gujarat/pins
