canadas canadas + 136 c July 22, 2019 There appears to be six different types of crude oils: 1) Paraffinic (light sweet with higher pour point), 2) Naphthenic (light sweet with lower pour point), 3) Paraffinic-Naphthenic (medium sweet) 4) Aromatic-Intermediate (light sour and medium sour), 5) Aromatic-Naphthenic (heavy sweet), 6) Aromatic-Asphaltic (heavy sour). Quote Share this post Link to post Share on other sites