ZH
Read original on Zhihu Hot ListChinese article / discussion ↗Zhihu Hot ListLast observed #7 · 2.5M heat
Why did people in ancient China not use coal as fuel?
View original Chinese title
中国古代人民为什么不用煤炭当燃料呢？
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Ranking history & source details
First recorded Oct 23, 2026, 1:19 AM CST · latest Oct 23, 2026, 1:19 AM CST. Ranks reflect attention on each platform.
| Day | Platform | Best rank | Last rank |
|---|---|---|---|
| 2026-10-23 | Zhihu Hot List | #7 | #7 |