Jones and Cassidy went on to play mother and son on The Partridge Family, which debuted in the fall of 1970. Danny Bonaduce and Susan Dey were also key members of the cast.
Sour crude oil. Sour crude oil is crude oil containing a high amount of the impurity sulfur. It is common to find crude oil containing some impurities. When the total sulfur level in the oil is more than 0.5% the oil is called sour.
Table 1. Fractions of typical distillation of crude oil. Furthermore, crude oil is divided into two types based on their sulfur content. If sulfur content is higher than 0.5% (w/w), they are called sour crude, and if itâs less than 0.5% (w/w), they are called sweet crude.