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Ecology & Environment
Pradeep Kumar

23/02/21 10:20 AM IST

Outdoor Air Purifier

In news

CSIR-Central Mechanical Engineering Research Institute, Durgapur  unveiled the  CSIR-CMERI developed Outdoor Air Purifier at its residential campus in Durgapur (West Bengal)

Reason
  • Air Pollution due to industries and automobile is the major cause of concern these days. Particularly during the pandemic  COVID period, it was especially noticeable on account of  more getting an environment  free from pollution as well as microorganisms, bacteria and viruses etc. 
  • Indoor Air Cleaner and purifiers are  available in the market but it is an outdoor one which has the radial range of 5 meters. 
Significance
  • With its help air pollution can be reduced by 50% depending on the environment and pollution level. 
  • A customized adjustable timer can be set for the most pollution period say 8 AM to 6 PM.
  • The machine is very cost effective and has a low maintenance cost. We can clean it with the vacuum cleaner
About the purifier
  • These air purifiers have been installed on the street light poles focusing the narrow lanes of the campus and the machine also runs on solar power.
  • Considering the comprehensive features, used components and the materials, the existing cost of a unit comes to 25 thousand rupees which may go up to 30 thousand rupees inclusive of taxes.
  • This cost can be well reduced when steel sheet body is replaced by plastic and UV lamp is removed or customized as per requirement.
Source: PIB

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