| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | heat source | Western culture | Gas or electric stoves are the main heat sources for cooking and heating water in Western households. | 4 |
| 2 | heat source | Mongolia | In Mongolia, Yak dung or wood-burning stoves are traditional heat sources for heating homes in cold winters. | 1 |
| 3 | heat source | Tibet | In Tibet, yak dung or wood-burning stoves are traditionally used as heat sources in homes during harsh winters. | 1 |