燃料

1. Origins, structure, and basic meaning

• Structure: 燃料 is read ねんりょう.
• Basic usage: It refers to fuel burned to supply energy to machinery, vehicles, or other equipment.

2. Common pitfalls and similar expressions

• Object being replenished
  • In 燃料を補給する, を marks what is being replenished.
• Kinds and combustion
  • 二種類の燃料 refers collectively to two different kinds of fuel.