1 পরীক্ষায় এসেছেEmission of exhaust gas contains harmful elementsACO, CO_{2}, HC, H_{2}O, SOₓ, NOₓ and PMBCO, CO_{2}, HC, SOₓ, NOₓ and PMCCO, CO_{2}, HC, H_{2}O, NOₓ and PM শেয়ার ভুল রিপোর্টAU-0035