Changes for page Random knowledge that I accumulate over time
Last modified by Alexandru Pentilescu on 2025/05/05 18:11
From version 5.1
edited by Alexandru Pentilescu
on 2024/05/18 17:18
on 2024/05/18 17:18
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To version 3.1
edited by Alexandru Pentilescu
on 2024/05/18 16:17
on 2024/05/18 16:17
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... ... @@ -5,15 +5,3 @@ 5 5 Using vinegar is a common method to remove limestone from equipment or tools that are usually submerged in tap water. The chemical reaction that happens when this happens is the following. 6 6 7 7 CaCO,,3,, (the limestone) + 2CH,,3,,COOH (the vinegar) → Ca(CH,,3,,COO),,2,, (calcium acetate) + H,,2,,O (water) + CO,,2,, (carbon dioxide) 8 - 9 -= What can and cannot be recycled = 10 -As far as plastic is concerned, every plastic type except for type 3 (PVC) and types 6 (PS) and 7 (Other), can be recycled safely. Which is good. 11 -Types 3, 6, and 7 should not be recycled, ever. 12 - 13 -Note: **the above only applies to the Romanian recycling system** 14 - 15 -Source: https://micilebucurii.ro/schimbari-climatice/ghid-reciclarea-deseurilor-colectare-separata-coduri-reciclare/#htoc-reciclare-plastic 16 - 17 -== Side note == 18 -As far as carton is concerned, PAP 21 (carton), PAP 22 (paper), PAP 20 (corrugated cardboard) and C/PAP 81 (carton + plastic) and C/PAP 84 (aseptic - carton, plastic, aluminium) can all be sorted as carton packaging 19 -[[source>>https://fsy.fi/en/waste-and-recycling/sorting/carton-and-cardboard]]