UPSC Previous Year Question | Prelims GS | 2019

In the context of which one of the following are the terms 'pyrolysis and plasma gasification' mentioned?

  1. Extraction of rare earth elements
  2. Natural gas extraction technologies
  3. Hydrogen fuel-based automobiles
  4. Waste-to-energy technologies

Answer

Correct Answer

Waste-to-energy technologies

Explanation

Pyrolysis and plasma gasification are thermal treatment technologies used to convert municipal solid waste into energy/fuel gases and are discussed under waste-to-energy technologies.

Topics: environment and ecology, pollution and waste management, pyrolysis and plasma gasification, waste-to-energy