low sulfur gasoline does not mean 0% sulfur content

来源: 于 2020-12-19 15:11:34 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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