【多选题】What are the hydrocarbons of crude oil?
Asphaltene;
B. Alkane;
C. Sulfur-Containing Compound;
D. Cycloalkane;
E. Colloid;
F. Nitrogen-Containing Compound;
G. Aromatic hydrocarbon;
H. Oxygen-Containing Compound
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【多选题】What are the non-hydrocarbons of crude oil?
Asphaltene;
B. Alkane;
C. Sulfur-Containing Compound;
D. Cycloalkane;
E. Colloid;
F. Nitrogen-Containing Compound;
G. Aromatic hydrocarbon;
H. Oxygen-Containing Compound
【多选题】What are the evaluation parameters of composition in crude oil ?
Asphaltene content;
B. Wax content;
C. Relative molecular mass;
D. Colloid content;
E. Sulfur content
【多选题】What are the physical properties of crude oil ?
A. Conductivity;
B. Freezing point;
Color & Odour;
D. Viscosity;
E. Density & Relative density
【多选题】How to reduce the viscosity of crude oil?
A. Increase density;
B. Decrease Density;
C. Increase temperature;
Decrease temperature
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