Fly Ash

Current Context : Ministry of Coal is working to ensure the disposal and repurposing of Fly Ash generated by thermal power plants.

• The Ministry of Coal, in collaboration with the Central Mine Planning and Design Institute (CMPDI), is in the process of developing a portal to manage the application process for the allocation of mine voids to Thermal Power Plants (TPPs) for fly ash backfilling activities.
• This portal aims to streamline operations and ensure transparency and efficiency

ABOUT FLY ASH

• Fly ash is a byproduct from burning pulverized coal in thermal power generating plants.
• As per the Ministry of Environment, Forest and Climate Change notification of 2009, the term “fly ash” means and includes, all ash generated such as Electrostatic Precipitator (ESP) ash, dry fly ash, bottom ash, pond ash and mound ash.
• Its composition includes silicon dioxide (SiO2), calcium oxide (CaO), and aluminium oxide (Al2O3).
• Uses: Manufacture of building materials, replacement of cement, enhancement of soil fertility etc.