Tag: oil

Tanker accident. Oil spills at sea are caused by various oil tanker accidents every year , most of which are oil tanker collisions caused...

Oil has no shelf life. The composition of petroleum is very complex, composed of a large number of alkenes, alkynes, hydrocarbons, and alkanes. Its...

The types of refined oil include fuel oil , kerosene , petroleum asphalt , petroleum coke , gasoline , diesel oil , lubricating oil...

The major oil countries are Saudi Arabia, Canada, Brazil, Russia, China and so on. Among them, in 2005, Saudi Arabia produced 526 million tons...

The main components of liquefied petroleum gas are propane , propylene, butane , butene, etc., and are also doped with a small amount of...

Petroleum is a chemical energy , and belongs to one-time energy and non- renewable energy . Petroleum is a viscous dark brown liquid known...

Petroleum can be extracted into solvent oil, aviation kerosene, aviation gasoline, ordinary gasoline, diesel oil, lubricating oil, gear oil, heavy oil, paraffin and so...

Petroleum is one of the most widely used natural resources. As the most important resource on earth, there are two theories about the formation...

01 Look at the fees At present, all channels with fund sales qualifications in the market, such as banks, fund company direct sales, securities companies,...

Spot silver , also known as international spot silver or London silver , is a contract-based transaction that uses the principle of capital leverage....

1 lot of international gold is 1,000 US dollars; the minimum is 0.1 lot of 100 US dollars; the handling fee is 1 point. International...

The spread is the difference between buying and selling. When gold merchants and banks quote gold prices , the bid price quoted will be...