Discussion
Zigzag technology, sometimes seen in the news, is related to
Answer: B
Zigzag technology is used for reducing air pollution from the brick kiln industry.
In a zigzag kiln the bricks are stacked so that hot air travels through them in a zigzag path rather than a straight line. The longer, more turbulent path gives more complete combustion, so the kiln uses less coal and gives off much less smoke and particulate matter than a traditional fixed-chimney kiln. Indian regulators have pushed brick kilns, a major source of winter pollution around Delhi, to convert to it.
It has nothing to do with traffic management, bitcoin transfers or groundwater conservation.
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