Science & Environment How long does cotton last in water? March 4, 2026 by Mercier | Leave a Comment Cotton’s longevity in water depends heavily on conditions, but generally, it can last for weeks to months before significant degradation. Factors like water temperature, presence of microbes, and exposure to sunlight all play a crucial role in how quickly cotton fibers break down. Understanding Cotton’s Lifespan in Water When we talk about how long cotton […] Read more ยป