nicotin 中文意思是什麼
nicotin
解釋
n. 名詞 【化學】煙堿，尼古丁，煙草素。-
Secondhand smoke contains around 4000 types of harmful substances and the concentrations of these are even higher than that in the mainstream smoke. for instance, secondhand smoke contains 2 times more nicotin, 3 times more tar stimulant, 5 times more carbon monoxide and 50 times more carcinogenic substances
二手煙含有4000多種的有害物質，往往比主流煙還要多，例如：有2倍的尼古丁， 3倍焦油剌激物， 5倍的一氧化碳和50倍的致癌物質。
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