Skip to main content

⛽FLEX-FUEL VEHICLES & INDIA'S ETHANOL MOBILTIY PUSH


⛽Flex-Fuel Vehicles & India's Ethanol                     Mobility Push

📍 Why in News?

The Union Minister for Petroleum and Natural Gas, Hardeep Singh Puri, highlighted the importance of Flex-Fuel Vehicles (FFVs) during the launch of Hero MotoCorp's flex-fuel motorcycles compatible with E20–E85 ethanol blends.

📚 What are Flex-Fuel Vehicles (FFVs)?

A Flex-Fuel Vehicle (FFV) is a vehicle with a specially designed internal combustion engine that can operate on different blends of petrol and ethanol without requiring engine modification by the user.

Fuel BlendComposition
    E20        20% Ethanol + 80% Petrol
    E85        85% Ethanol + 15% Petrol

📊 India's Ethanol Blending Journey

    Year                    Ethanol Blending
    2014
                            1.5%
    2025                            20%


🌱 Environmental Benefits

  • Reduced nearly

    90 lakh metric tonnes of CO₂ emissions

  • Supports
    • Green Mobility
    • Net Zero goals
    • Low Carbon Economy

👨‍🌾 Benefits to Farmers

The programme has transformed farmers from

🌾 Annadatas (Food Providers)

                                to

⚡ Urjadatas (Energy Providers)

by creating additional demand for

  • Sugarcane
  • Maize
  • Damaged food grains
  • Other ethanol feedstocks

Importance for India

1. Energy Security

✔ Reduces dependence on imported crude oil.

India imports nearly

88.5% of its crude oil requirement.

2. Foreign Exchange Savings

Lower crude imports mean lower import bills.

3. Environmental Protection

  • Lower Carbon Emissions
  • Cleaner Combustion
  • Better Air Quality

4. Rural Economy

Creates stable income for farmers through ethanol production.

5. Aatmanirbhar Bharat

Promotes domestic fuel production and reduces dependence on imported fossil fuels.

📝 Key Terms to Remember

Ethanol

  • Renewable biofuel
  • Produced by fermentation of sugars and starch
  • Mainly obtained from
    • Sugarcane
    • Molasses
    • Maize
    • Broken Rice

Ethanol Blended Petrol (EBP)

A Government programme that mixes ethanol with petrol to reduce fossil fuel consumption.

Flex-Fuel Engine

An engine capable of operating on multiple ethanol-petrol blends such as

  • E20
  • E30
  • E50
  • E85

without major performance issues.

🔬 Fuel Chemistry (Prelims Value Addition)

FuelChemical Formula
Methane                    CH₄
Ethane                    C₂H₆
Propane                                                C₃H₈
Butane                    C₄H₁₀
LPG (Liquefied Petroleum Gas)                Mainly C₃H₈ + C₄H₁₀
CNG (Compressed Natural Gas)                Mainly CH₄
LNG (Liquefied Natural Gas)                Mainly CH₄
Petrol (Gasoline)    Mixture of hydrocarbons (Approx.             C₄–C₁₂)
Diesel    Mixture of hydrocarbons (Approx.             C₁₂–C₂₀)
Ethanol                C₂H₅OH
Methanol                CH₃OH
Hydrogen                   H₂
Biogas                Mainly CH₄ + CO₂

🌿 Common Biofuels

BiofuelSource
Ethanol    Sugarcane, Molasses, Maize
Biodiesel    Vegetable oils, Used Cooking Oil
Biogas    Animal waste, Organic waste
Bio-CNG    Purified Biogas
Sustainable Aviation Fuel (SAF)    Biomass & Waste Oils

🎯 Prelims Nuggets

Q1.Which one of the following is the chemical formula of Ethanol?

A) CH₄

B) CH₃OH

C) C₂H₅OH

D) C₂H₆

✅ Answer: C

Q2.CNG mainly consists of

A) Hydrogen

B) Methane

C) Propane

D) Butane

✅ Answer: B

Q3.Which fuel is commonly used in Flex-Fuel Vehicles?

A) Petrol only

B) Diesel only

C) Petrol-Ethanol blends

D) Biodiesel only

✅ Answer: C

Q4.E85 fuel contains

A) 85% Petrol + 15% Ethanol

B) 20% Ethanol + 80% Petrol

C) 85% Ethanol + 15% Petrol

D) 100% Ethanol

✅ Answer: C

Q5.Consider the following statements regarding the Ethanol Blended Petrol (EBP) Programme:

  1. It reduces crude oil imports.
  2. It increases farmers' income.
  3. It helps reduce carbon emissions.

Which of the above statements are correct?

A) 1 only

B) 2 and 3 only

C) 1 and 3 only

D) 1, 2 and 3

✅ Answer: D

Q6.Which one of the following fuels is primarily used in LPG cylinders?

A) Methane

B) Hydrogen

C) Propane and Butane

D) Ethanol

✅ Answer: C

Q7.Which of the following is NOT a renewable fuel?

A) Ethanol

B) Biodiesel

C) Biogas

D) Petrol

✅ Answer: D

Q8.Arrange the following fuels based on increasing carbon atoms in their principal hydrocarbon:

  1. Methane
  2. Ethane
  3. Propane
  4. Butane

A) 1-2-3-4

B) 4-3-2-1

C) 2-1-3-4

D) 3-4-1-2

✅ Answer: A

💡 TNPSC/UPSC Value Addition

Government Initiatives

  • Ethanol Blended Petrol (EBP) Programme
  • National Policy on Biofuels, 2018 (amended in 2022)
  • SATAT (Sustainable Alternative Towards Affordable Transportation)
  • PM-JI-VAN Yojana
  • Global Biofuels Alliance (launched during the G20 New Delhi Summit)






Comments

Post a Comment

Popular posts from this blog

🏛️ பல்வந்த்ராய் மேத்தா குழு (Balwant Rai Mehta Committee - 1957)

🏛️ பல்வந்த்ராய் மேத்தா குழு (Balwant Rai Mehta Committee - 1957) 📅 முக்கிய ஆண்டு ஜனவரி 1957 சமூக மேம்பாட்டுத் திட்டம் (1952) மற்றும் தேசிய விரிவாக்கப்பணிகள் (1953) ஆகியவற்றை ஆய்வு செய்ய குழு அமைக்கப்பட்டது. நவம்பர் 1957 குழு தனது அறிக்கையை சமர்ப்பித்தது. 1958 தேசிய வளர்ச்சி குழு (NDC) அறிக்கையை ஏற்றுக்கொண்டது. ⭐ முக்கிய பரிந்துரைகள் 1️⃣ மக்களாட்சி பரவலாக்கம் ✅ Democratic Decentralization பரிந்துரைக்கப்பட்டது. 2️⃣ மூன்றடுக்கு பஞ்சாயத்து ராஜ் முறை நிலை அமைப்பு 🏡 கிராமம் கிராமப் பஞ்சாயத்து 🏢 வட்டாரம் பஞ்சாயத்து சமிதி 🏛️ மாவட்டம் ஜில்லா பரிஷத் 3️⃣ தேர்தல் முறை ✅ கிராமப் பஞ்சாயத்து தலைவர் மற்றும் உறுப்பினர்கள் — நேரடித் தேர்தல் ✅ பஞ்சாயத்து சமிதி & ஜில்லா பரிஷத் — மறைமுகத் தேர்தல் 4️⃣ அதிகாரங்கள் ✅ பஞ்சாயத்து சமிதி → நிர்வாக அமைப்பு (Executive Body) ✅ ஜில்லா பரிஷத் → ஆலோசனை & ஒருங்கிணைப்பு அமைப்பு 5️⃣ தலைவர் ஜில்லா பரிஷத்தின் தலைவராக மாவட்ட ஆட்சியர் இருக்க வேண்டும். 6️⃣ சிறப்பு பெயர் ...
Post a Comment
Read more

📝 TNPSC AURA – Daily News MCQs

 📝 TNPSC AURA – Daily News MCQs 📅 Current Affairs – 20 July 2026 1. The WTO Agreement on Fisheries Subsidies primarily aims to: A) Increase global fish exports B) Promote sustainable fishing by reducing harmful subsidies C) Establish new fishing zones D) Provide financial assistance to fishermen 2. Which country became the first to receive an official State Visit from an Indian President ? A) Romania B) Moldova C) Serbia D) Bulgaria 3. The 'Yantur 4.5 kN Turbofan Engine Programme' is associated with : A) Renewable energy B) Defence and aerospace technology C) Agricultural machinery D) Railway modernization 4. Which of the following statements regarding the Investment Friendliness Index is/are correct? It assesses the investment ecosystem across States and Union Territories. It is based on multiple pillars and indicators. Select the correct answer using the code below: A) 1 only B) 2 only C) Both 1 and 2 D) Neither 1 nor 2 5. Which one of the following States was recognised am...
Post a Comment
Read more

🔥 AURA QUIZ ZONE

TnpscAura Daily Quiz Subject Question goes here... ← Previous Next → Submit Quiz ✓ 0/10 Good Job! Keep practicing daily with TnpscAura to crack the exam! 📖 Answer Key & Review Retake Quiz ↻
Post a Comment
Read more