せきゆ石油sekiyu
1.

A liquid hydrocarbon fuel that is naturally extracted from underground reservoirs, known for its distinct odor and often appearing as a thick, dark substance; essential for energy production and as a raw material in various chemical industries.

2.

A mixture of various hydrocarbons that is refined from crude oil to produce different energy sources such as gasoline, kerosene, and diesel, as well as lubricants and other petroleum products.

3.

Specifically, a type of fuel derived from the distillation of crude oil, commonly used for heating and cooking, often referred to in everyday contexts as kerosene.

Example:

この国には石油が乏しい。

せきゆおう石油王sekiyuou
1.

A person who has acquired significant wealth and influence through the extraction, production, or sale of oil, often associated with ownership of vast oil reserves or companies.

2.

An individual who is a dominant figure in the oil industry, known for their financial power and impact on energy markets and global politics.

3.

A wealthy entrepreneur or business tycoon whose fortune is primarily derived from oil-related ventures, often wielding considerable economic and political clout.

Example:

彼は石油王として有名だ。

せきゆがいしゃ石油会社sekiyugaisha
1.

A business entity that specializes in the exploration, extraction, refining, and distribution of petroleum products.

2.

An organization engaged in the production and sale of crude oil and its derived fuels, often involved in various stages of the oil supply chain.

3.

A corporate institution focused on the development of oil resources, often impacting global energy markets and geopolitics.

せきゆせいひん石油製品sekiyuseihin
1.

A category of products derived from the processing of crude oil, commonly used in various industries and everyday applications.

2.

Various substances created through the refining of petroleum, which include fuels, lubricants, and raw materials for the chemical industry.

せきゆしげん石油資源sekiyushigen
1.

The natural deposits of liquid hydrocarbons found underground or under the ocean, which are extracted and refined for use as fuel and in various industrial applications.

2.

The total amount of crude oil and refined products that can be economically collected and used as energy sources.

3.

The geological formations and reserves that contain oil, encompassing the techniques and technologies for exploring, extracting, and ultimately utilizing these resources.