low sulfur gasoline does not mean 0% sulfur content

來源: 風起時 於 2020-12-19 15:11:34 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (145 bytes)
回答: 這是哪國的汽油還含硫？ 由 biglow 於 2020-12-19 14:55:56

The Tier 2 Gasoline Sulfur program, finalized in 2000, reduced the sulfur content of gasoline by up to 90 percent. not 100% reduction.

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