TY - BOOK AU - Bureau of Indian Standards TI - Automotive Vehicles Opacity (Smoke) of Exhaust Gas from Vehicles Equipped with Compression Ignition Engines Operating Under Free Acceleration Method of Measurement (IS : 8118 - 1998) U1 - IS : 8118 - 1998 PY - 1998/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 8118 - 1998 ER -