Question: In which of the given countries the world’s highest air purifier has been built recently?
(a) India
(b) China
(c) America
(d) France
Answer: (b)
Related Facts:
- In January 2018, China has built the world’s highest air purifier to reduce air pollution in Xian city.
- According to the scientists involved in the trial of this purifier, this purifier has greatly improved the quality of air.
- China started work on this project in 2015.
- The height of this purifier is 100 meters (328 feet) and the width of the tower is equal to half the soccer ground.
- This tower is generating 10 million cubic meters (353 million cubic feet) of pure air per day.
- The main feature of this purifier is that it requires very low power.
- This air purifier is effective in removing Smug in the area measuring 10 square kilometers.
- It works without electricity during the day; it is used through green houses.
- Polluted air is gathered in a glass house made in the air purifiers and the air is heated with the help of solar energy.
- Later the hot air rises up in the tower and passes through the air cleansing filters.
- China’s capital, Beijing, is one of the most polluted cities in the world, where smoke, equal to the smoke of 21 cigarettes enters in every person’s body.
Reference:
https://www.thebeijinger.com/blog/2018/01/16/china-has-worlds-biggest-air-purifier-and-didnt-bother-tell-anyone
http://www.scmp.com/news/china/society/article/2128355/china-builds-worlds-biggest-air-purifier-and-it-seems-be-working
http://www.dailymail.co.uk/news/article-5275913/China-builds-worlds-largest-air-purifier-328-feet.html
http://indianexpress.com/article/world/at-330-feet-tall-china-builds-worlds-biggest-air-purifier-5027274/