low sulfur gasoline does not mean 0% sulfur content

来源: 风起时 于 2020-12-19 15:11:34 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (145 bytes)
回答: 这是哪国的汽油还含硫？ 由 biglow 于 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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