In just 2 wks, lungs installation turns black
In an experiment that has shown Mumbaikars the impact of air pollution on their health, the HEPA (high efficiency particulate air) filter lungs installation at Bandra has changed in colour from chalk white to black in two weeks.
from Mumbai News: Latest Mumbai News Headlines & Live Updates from Mumbai - Times of India https://ift.tt/2RDJkk4
from Mumbai News: Latest Mumbai News Headlines & Live Updates from Mumbai - Times of India https://ift.tt/2RDJkk4
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