{"book":"adl0932","page":25,"text":"۲۰\nفصل دوم ـ در بیان اسبابیکه\nآب را خراب میسازد\nهمچنانکه هوای صاف برای زندگانی انسان\nضروریست، آب صاف هم همانقدر ضروریست\nپس لازم افتاد که از اسبابیکه آب را\nخراب میسازد نیز با خبر باشیم\nاسباب خراب شدن آب چیزهای ذیل میباشد:\n(١) چون هوای یکمقام خراب باشد\nوقت باریدن باران باران همراه هوای خراب شده\nمس کرده خراب میشود و بر زمین میرسد.\n(٢) هر گاه بر زمین نجاسات و پلیدیها باشد آبها","chars":375,"image":"https://storage.googleapis.com/adl-page-images/adl0932/00025.jpg","first_page":1,"last_page":83,"title":"Risālah-i ḥifẓ al-ṣiḥah jihat-i taʻlīm-i shāgirdān-i sāl-i chahārum-i ibtidāʼīyah-i madrasah-i mubārak-i Ḥabībīyah ... / tālīf-i Muḥammad Akram رساله حفظ الصحه :رساله حفظ الصحه","permalink":"https://afghanpress.org/book/adl0932/25","canvas":"https://afghanpress.org/iiif/adl0932/canvas/25","source":"https://afghanistandl.nyu.edu/books/adl0932/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0932_download.pdf","rights":{"image":{"statement":"Public domain. NYU states: \"All works presented on this website are, unless otherwise indicated, in the public domain. The images available on this website may be freely reproduced, distributed and transmitted by anyone for any purpose, commercial or non-commercial.\"","uri":"http://rightsstatements.org/vocab/NoC-US/1.0/","holder":"New York University Libraries","source":"https://afghanistandl.nyu.edu/about.html","delivery":"Images are served from a copy mirrored by this project, not from NYU's servers, under the reproduction terms above.","endorsement":"This is an independent project. It is not affiliated with, endorsed by, or reviewed by New York University."},"text":{"statement":"Machine-generated transcription, dedicated to the public domain under CC0 1.0. No warranty of accuracy: see the provenance block on every page.","uri":"https://creativecommons.org/publicdomain/zero/1.0/","holder":"Steps Ventures"}},"provenance":{"text_produced_by":"gemini-3.1-pro-preview","thinking_level":"low","read_completed":"2026-08-09","per_page_confidence":null,"per_page_confidence_note":"Not recorded during the corpus run. No calibrated per-page score exists, and none is estimated here.","human_reviewed":false,"accuracy_context":"Roughly two thirds of characters agree with a modern printed edition of the same text. Much of the disagreement is editorial, not misreading. Treat the transcription as a finding aid and read the page image before quoting.","primary_source":"The page image. The text is an index into it."}}