Per mille

A railroad distance and gradient sign in the Czech Republic. The 20‰ grade is equivalent to 2%.

A per mille (from Latin per mīlle, "in each thousand"), also spelled per mil, per mill, permil, permill, or permille is a sign indicating parts per thousand. Per mil should not be confused with parts per million (ppm).

The sign is written ‰, which looks like a percent sign (%) with an extra zero in the divisor. It is included in the General Punctuation block of Unicode characters: U+2030‰PER MILLE SIGN (HTML ‰ ·&permil;). It is accessible in Windows using ALT+0137.

单词	Per mill
释义	Per mill 英语百科 Per mille A per mille (from Latin per mīlle, "in each thousand"), also spelled per mil, per mill, permil, permill, or permille is a sign indicating parts per thousand. Per mil should not be confused with parts per million (ppm). The sign is written ‰, which looks like a percent sign (%) with an extra zero in the divisor. It is included in the General Punctuation block of Unicode characters: U+2030‰PER MILLE SIGN (HTML `‰` ·`&permil;`). It is accessible in Windows using `ALT+0137`.
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