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In an age where public trust is synonymous with cleanliness, touchless faucets are no longer frill but function standard. In airports and hospitals, in office buildings and malls, sensor-based systems have dominated discussion on how architects, facilities managers, and engineers design for end-user security, cleanliness, and sustainability. But beyond convenience, the question that increasingly…
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Touchless toilets are the norm in public toilet now. They are hi-tech-looking, sanitary, plastic smile-hygienic, and water-efficient. Plastic smiles are surface detritus. One is seeing here a cosmology of delicate subtlety in spick-and-span-calibrated fluidics and engineering. All that one drop of water that flashes along clean from spout to valve is a result of…