hard water: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Invalidated site: University of Nebraska-Lincoln Extension - Institute of Agriculture and Natural Resources - Hard Water (Calcium and Magnesium). | Sep 04, 2026 | ||
| Add new Web site: University of Nebraska-Lincoln Extension - Institute of Agriculture and Natural Resources - Hard Water (Calcium and Magnesium). | Apr 17, 2026 | ||
| Add new Web site: DigitalCommons at University of Nebraska - Lincoln - Drinking Water: Hard Water (Calcium and Magnesium) (PDF). | Aug 08, 2025 | ||
| Add new Web site: St. Lawrence County - Water Bulletin - Hard Water (PDF). | Jun 28, 2025 | ||
| Add new Web site: University of Wisconsin Pressbooks - Hardness of Water. | Mar 07, 2025 | ||
| Add new Web site: International Journal of Novel Research and Development - Determination and Removal of Hardness of Water (PDF). | Jan 08, 2025 | ||
| Add new Web site: International Journal for Research in Applied Science and Engineering Technology - Potential Health Impacts of Hard Water: A Review of Literature. | Nov 29, 2024 | ||
| Add new Web site: International Journal for Research in Applied Science and Engineering Technology - Potential Health Impacts of Hard Water: A Review of Literature. | Nov 29, 2024 | ||
| Add new Web site: University of Kentucky, Martin-Gatton College of Agriculture, Food and Environment - Extension Publications - Hard Water�To Soften or Not to Soften. | Sep 06, 2024 | ||
| Add new Web site: The Spruce - How to Test for Hard Water. | Jun 27, 2024 | ||
| Add new Web site: Academia - Hard Water Treatment; How Is Water Softened. | Jun 16, 2023 | ||
| Add new Web site: Chemistry LibreTexts - Hard Water. | Dec 19, 2022 | ||
| Add new Web site: National Center for Biotechnology Information - PubMed Central - Potential Health Impacts of Hard Water. | Sep 30, 2022 | ||
| Corrected display issue. | Jan 30, 2020 | ||
| Add new Web site: Healthline - Hard Water vs. Soft Water: Which One Is Healthier? | Sep 12, 2019 | ||
| Added new Web site: Washington University in St. Louis - Water Hardness. | Jun 15, 2007 | ||
| Added new Web site: USGS - Hardness of Water. | Jun 15, 2007 | ||
| Article added to new online database. | Jul 20, 1998 |
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