The Chemical History of a Candle 在線電子書 圖書標籤:
發表於2025-02-11
The Chemical History of a Candle 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2025
You see, then, in the first instance, that a beautiful cup is formed. As the air comes to the candle, it moves upward by the force of the current which the heat of the candle produces, and it so cools all the sides of the wax, tallow, or fuel as to keep the edge much cooler than the part within; the part within melts by the flame that runs down the wick as far as it can go before it is extinguished, but the part on the outside does not melt.
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The Chemical History of a Candle 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2025