Relevance: GS III (Science & Tech – Biotechnology & Environment) | Source: The Hindu

1. The Big Idea: A Green Shift

India is trying to change how it makes industrial chemicals. Instead of using dirty crude oil (petrochemicals), we want to use plants and agricultural waste (bio-based chemicals).

  • The Plan: This shift is the main goal of the government’s new BioE3 Policy (Biotechnology for Economy, Environment, and Employment).
  • The Goal: To save the planet (Net Zero by 2070) and stop buying expensive oil from other countries.

2. What are these things?

  • Bio-based Chemicals: These are chemicals made from natural things like sugarcane, corn, or farm waste (stubble).
    • Example: Instead of plastic made from petrol, we can make bioplastic from corn starch.
  • Enzymes: Think of these as “Nature’s Helpers.” They are special proteins that speed up chemical reactions.
    • Why they are good: Chemical factories usually need very high heat to work. Enzymes work at normal temperatures, saving a huge amount of electricity. They are used in laundry detergents to remove stains.

3. Why do we need this?

  • Save Money: India spends billions buying chemicals from abroad (like acetic acid). If we make them here from plants, we save foreign money.
  • Help Farmers: Farmers usually burn their leftover crops (stubble), causing pollution. Now, they can sell this waste to factories to make chemicals, earning extra money (“Waste to Wealth”).
  • Save the Planet: Chemicals made from plants are cleaner and don’t release as much carbon dioxide as those made from oil.

4. The Challenge: Cost

The biggest problem right now is the “Green Premium.”

  • What it means: Making chemicals from plants is currently more expensive than making them from cheap oil. Companies are hesitant to switch because they don’t want to pay extra.

UPSC Value Box

Term / Policy Simple Definition
BioE3 Policy A new government plan led by the Dept of Biotechnology. It creates “Biofoundries” (shared high-tech labs) to help startups invent new bio-products.
Drop-in Chemicals Bio-chemicals that are exact copies of oil-based ones. Factories love them because they can switch to green chemicals without buying new machines.
Biomanufacturing Using living systems (like microbes or enzymes) to produce commercially important products on a large scale.

The term “Drop-in Chemicals,” often seen in the context of the BioE3 Policy, refers to:

  1. Chemicals that are dropped into the ocean to clean up oil spills.
  2. Bio-based chemicals that can directly replace fossil-fuel chemicals without changing existing machinery.
  3. Highly toxic chemicals that must be dropped from the usage list immediately.

Correct Answer: (2)

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