Nguồn nhiên liệu

They are used for transportation and electricity generation.

They are only used for heating homes.

They have no impact on the environment.

They are rarely used in daily life.

On land

In the ocean

In the desert

On mountains

It separates crude oil into different fractions based on their boiling points.

It converts crude oil directly into gasoline.

It removes impurities from crude oil using chemical reactions.

It stores crude oil before transportation.

Gasoline, diesel, bitumen, and fuel gas

Water, ethanol, and methane

Oxygen, nitrogen, and argon

Coal, natural gas, and peat

Gasoline - fuel for cars

Diesel oil - solvent

Bitumen - road surfacing

Paraffin wax - making candles

Violation of United Nations Convention on the Law of the Sea

Competition for oil resources

Disagreement over fishing rights

Historical territorial disputes

Crude oil is a single substance.

Crude oil is a complex compound.

Crude oil is a natural mixture of many types of hydrocarbons.

Crude oil boils at a fixed temperature.

Spraying water on the fire

Covering the fire with a wet blanket

Covering the fire with sand

Using a fan to blow air on the fire

Coal, oil, natural gas

Wood, water, sunlight

Wind, uranium, hydrogen

Electricity, batteries, magnets