Glossary entry (derived from question below)
English term or phrase:
hard water
Persian (Farsi) translation:
آب سخت
English term
hard water
Some laundry detergents do not produce as many suds in hard water, these are likely to be soap-based products and do not work as well in hard-water as detergent based products. (water-treatment.org.uk)
Hard water also contributes to inefficient and costly operation of water-using appliances. Heated hard water forms a scale of calcium and magnesium minerals that can contribute to the inefficient operation or failure of water-using appliances. (Wilkes University)
Clothes washed in hard water often look dingy and feel harsh and scratchy. (sciLinks)
| 5 +2 | آب سخت |
Rahi Moosavi
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Feb 4, 2009 12:24: changed "Kudoz queue" from "In queue" to "Public"
Feb 4, 2009 12:36: Enrique Cavalitto changed "Stage" from "Preparation" to "Submission"
Feb 7, 2009 12:54: changed "Stage" from "Submission" to "Selection"
Apr 7, 2009 04:54: changed "Stage" from "Selection" to "Completion"
Proposed translations
Canada
For All Your Farsi Translation Needs
Native in: Persian (Farsi) 
Works in: English to Persian (Farsi), Persian (Farsi) to English, English
آب سخت
آب سخت برای رختشویی و مصرف در کارخانجات مناسب نیست (National geosceince database of Iran)
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