Tag: GAS

Issues to be paid attention to in the M head trend of foreign exchange margin trading, the shape of the market in foreign exchange...

good indicator Each indicator is equivalent to a car. Some cars have good performance, some have poor performance, and some have unstable performance. The index...

Advantages of coal-fired power generation: It has high energy density and can convert a large amount of electricity .Coal is easy to mine, transport and...

Gas fertilizer coal is a kind of strong viscous fat coal with high volatile content and high colloidal layer, and some are called liquid...

If the liquefied gas is found to be on fire, immediately prepare a wet quilt or rag, put out the fire from the right...

Reduce friction and wear, reduce frictional resistance, save energy , reduce wear, prolong mechanical life, and improve economic benefits;Cooling, friction heat should be discharged...

Hydrogen is not toxic. Hydrogen is an industrial reagent. However, hydrogen has special properties. If the hydrogen content in the air is high, it...

good indicator Each indicator is equivalent to a car. Some cars have good performance, some have poor performance, and some have unstable performance. The index...

The common measurement unit of crude oil is "barrel" as a unit of capacity. How many kilograms does a barrel of crude oil weigh? 1...

Production method of asphalt Distillation method: It is to distill crude oil at atmospheric pressure to separate light fractions such as gasoline , kerosene ,...

Crude oil is a liquid fuel source located underground. It is extracted by drilling. Crude oil is used for transportation, petroleum products and plastics. Element Economic...

Colors of oil , including deep red, golden yellow, dark green, black, maroon and clear. In short, oil is very rich in color, depending...