Tag: oil

The K-line chart originated from the Tokugawa shogunate era (1603-1867), and was used by businessmen in the Japanese rice market to record the market...

What are the denominations of US dollars ? Dollar denomination notes are $1, $2, $5, $10, $20, $50, and $100. The US dollar is...

The quality of gasoline can be distinguished as follows: to smell The smell of gasoline is heavier and choking the nose, indicating that the oil is...

The color of crude oil ranges from dark to light, mainly brown-black, brown-black, gray-black, black-brown, and black-brown; also gray-green, red-brown, light yellow, light yellow-green,...

Risks of oil extraction Oil extraction will cause climate and environmental problems. Heavy oil extraction and use will increase carbon dioxide levels in the air,...

Here's what to do after a crude oil spill : Set up isolation belt to recover crude oil ;Burn, but weather conditions must be considered;Dig...

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

The word oil comes from China. In 977 AD, the word "petroleum" appeared in the "Taiping Guangji" compiled by the Northern Song Dynasty. The...

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

Oil is not a pure substance, it is a mixture. Petroleum, also known as crude oil , contains gasoline , kerosene , diesel oil...

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

The spread is the difference between the bid price and the ask price . Under normal circumstances, the account opened by the platform only...