Zinc displaces the hydrogen of dilute acids. 鋅置換了稀酸中的氫。
This paper studies the effect of adding a certain amount of KOH into high-sulfur coal on its copyrolysis desulfurization when coke-oven gas is used as reducer. 選用焦爐凈煤氣作為脫硫劑，探討高硫煤中添加適量的氫氧化鉀對焦爐煤氣與高硫煤共熱解脫除煤中全硫的影響。
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