<?xml version="1.0" encoding="UTF-8"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"><url><loc>https://www.waterengineeringlab.com/p/could-you-actually-build-a-stillsuit</loc><news:news><news:publication><news:name>Theodore Kovalev</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-07-05T17:24:07+00:00</news:publication_date><news:title>Could You Actually Build a Stillsuit? A Sober Look at the Physics of Wearing Your Own Water Supply</news:title></news:news></url></urlset>