Per mille
A per mille[1][2][3] is a sign which means parts per thousand. Per mil should not be confused with parts per million (ppm).
It is written ‰, which looks like a percent sign (%) with an extra zero in the divisor.
Per Mille Media
A tram and gradient sign in Gdańsk, Poland. The 50‰ grade is equivalent to 50 m/km or 5%.
References
- ↑ Cambridge Dictionary Online. "per mille". Cambridge University Press (Cambridge), 2014. Accessed 31 August 2012.
- ↑ Oxford Dictionaries: The British & World Dictionary. "per mille Archived 2014-08-06 at Archive.today" Accessed 1 Aug 2014.
- ↑ Unicode. "General Punctuation". 2014. Accessed 5 Aug 2014.