33 possible air pollution solutions progress to trial phase under challenge set by Delhi govt | India News
NEW DELHI: About 33 prototypes shortlisted under the Delhi government’s ‘innovation challenge’ to find solutions for the air pollution issue are set to enter the second phase for trials, according to officials familiar with the matter.These include solar-powered pole-mounted dust traps, filterless smoke and dust carbon-capturing devices, electrostatic mist sprayers, models for smart dust-suppression and…