Department of Civil Engineering Certificate This is to certify that the work, which is being presented in the seminar report on “Aerobic Digestion“ submitted by Mr. Gurmeet Singh(11EAYCE038), a student of fourth year (VIIISem.) B.Tech. in Civil Engineering in partial fulfillment for the award of degree of Bachelor of Technology is a record of student’s work carried out and found satisfactory for submission. Dr. Sheetal Agarwal Dr. I.C. Sharma II