Monthly Archives: August, 2022

The US Dollar Index® (USDX) is an indicator that comprehensively reflects the exchange rate of the US dollar in the international foreign exchange market...

Where is the anti-counterfeit sign for the dollar ? The new version has a watermark, which is deeper. Paper is special. The watermark is obvious. You...

Why is the dollar marked with $? As we all know, $ stands for U.S. dollars. So how did it come about? One way of...

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...

Bosch Theme Industry, Huitianfu Beauty 30, Huaan Core Optimization, China-Europe Era Pioneer a, Everbright Core, Yinhua Small and Medium Cap Selection, HSBC Jinxin Longteng,...