窯

1. Origins, structure, and basic meaning

• Structure: Written 窯 and read かま, it is a high-temperature kiln used to fire pottery, brick, or similar materials.
• Basic usage: It receives shaped vessels for firing and appears as an old climbing kiln on a hillside.

2. Common pitfalls and similar expressions

• Kiln rather than cooking hearth
  • Its purpose is controlled firing of craft or industrial material, not ordinary meal preparation.