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System for harnessing solar energy and regulating water levels using heating and humidity sensing in e.g. residential application, has humidity sensor for intersecting heating module to monitor moisture levels to activate secondary valve to maintain balanced water levels within system 2024-10-30
Abiotic paper-based colorimetric test kit/system for onsite bacterial detection in samples including catalase-positive bacteria, comprises methylene blue dye and ferrous sulfate-coated paper substrate-based colorimetric change-based detector, and oxidant including hydrogen peroxide 2024-01-13