A life support system recycles oxygen using a filter that removes 80% of contaminants per cycle. If seawater initially contains 1200 ppm of impurities, after how many full cycles will contamination drop below 50 ppm?

Tue, 05 May 2026 05:04:26 +0000

**Why Cleaner Water Matters in Modern Life Support Systems — A Deep Dive** With growing awareness around water quality and sustainability, innovative life support systems are gaining attention in homes, aquariums, and industrial settings. Among the key focus areas is the role of advanced filtration in recycling oxygen-enriched and purified seawater, especially where contaminants are reduced through high-efficiency removal cycles. Curious about how such systems perform over time? A growing number of users are asking: *How many filter cycles are needed to reduce seawater contamination from 1200 ppm to below 50 ppm?* This question reflects broader interest in safe, reliable water reuse — and reveals a shift toward proactive, data-driven home and environmental management. --- ### How A life support system recycles oxygen using a filter that removes 80% of contaminants per cycle. If seawater initially contains 1200 ppm of impurities, after how many full cycles will contamination drop below 50 ppm?