HC meaning HC definition Unburned hydrocarbons . They are at their worst with very rich or very lean mixtures. They combine with NOx in sunlight to form photochemical smog . Related terms USB MEP Kamm back CAJAD AAM Automotive Dictionary Index Automotive terms beginning with "H", page 1 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 2 3 4 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 H: Page 1 of 26. H HAI HB HC HCDS HCS HCV HD HDC HDDE HDI HDV More Automotive Dictionaries Dictionary of Automotive Terms Automotive Glossary Automotive Acronyms
HC meaning HC definition Unburned hydrocarbons . They are at their worst with very rich or very lean mixtures. They combine with NOx in sunlight to form photochemical smog . Related terms USB MEP Kamm back CAJAD AAM Automotive Dictionary Index Automotive terms beginning with "H", page 1 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 2 3 4 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 H: Page 1 of 26. H HAI HB HC HCDS HCS HCV HD HDC HDDE HDI HDV More Automotive Dictionaries Dictionary of Automotive Terms Automotive Glossary Automotive Acronyms