German Filter Cubes tested in Delhi promise up to 70% reduction in localised air pollution
- Delhi is testing German Filter Cubes designed to clean polluted air at busy outdoor hotspots.
- The system filters road dust, smoke, nitrogen dioxide and sulphur dioxide from surrounding air.
- Tests showed a 60–70% drop in pollution around the device, not citywide.
- Each unit can deliver about 17,500 cubic metres of cleaner air per hour to create local clean-air zones.
Source: indiatoday.in
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