Hi, I am B.M. Sirajeel Arifin from Bangladesh.Bangladesh is a small country of the South-East Asia .
I'm presently working as a Lecturer of the Dept. of Chemical Engineering, BUET, Dhaka, Bangladesh
Hi, I am B.M. Sirajeel Arifin from Bangladesh.Bangladesh is a small country of the South-East Asia .
I'm presently working as a Lecturer of the Dept. of Chemical Engineering, BUET, Dhaka, Bangladesh