From Oilfields to Refineries: How This Energy Crisis Reaches India's Fertiliser Plants

Source: Original editorial ↗ The Indian Express

Resources for this Article

Download PDF Print-ready A4 notes · Free

The Lift Line

This time the shortage is not in the oilfield but in the refinery, and it travels all the way to the farmer’s field.

Why This Editorial Matters for Your Exam

Energy security answers usually stop at crude oil imports and the Strait of Hormuz. This editorial adds the link examiners reward: a by-product chain from refinery attacks to sulphur to sulphuric acid to phosphatic fertilisers, which connects GS3 energy to GS3 agriculture. It pairs with our earlier article on Hormuz and India’s energy sea lanes.

GS Paper 3: Infrastructure: energy; issues related to direct and indirect farm subsidies; major crops and cropping patterns; inputs and their supply.

Concept	Meaning	Why it is testable
Crack spread	Price difference between crude oil and the refined products made from it	Explains why diesel can rise faster than crude
Recovered sulphur	Sulphur removed from crude oil and natural gas to make low-sulphur fuels	A by-product that fertiliser plants depend on
Sulphuric acid route	Rock phosphate treated with sulphuric acid to make phosphate water-soluble	The chemistry behind SSP and phosphoric acid
NPK balance	The ratio in which nitrogen, phosphorus and potassium are applied	Fertiliser shortages distort it further

Background and Context

The price picture, as the editorial sets it out:

Indicator	Level	Comparison
Brent crude	About 102 dollars a barrel	Nearly 55 per cent higher than a year ago
Brent peaks for reference	139.1 dollars (March 2022), 147.5 dollars (July 2008)	Current price is still below both
US diesel	Record of more than 6.5 dollars a gallon	Up 76.2 per cent year on year
Sulphur (India’s import price)	1,000 dollars a tonne and above	Normally 200 dollars a tonne or less
Crack spreads	All-time highs	Products scarcer than crude

India’s refining position (2025-26):

Measure	Million tonnes
Output of refined petroleum products	284.9
Domestic consumption	243.2
Installed refining capacity	258.1

The cause the editorial identifies is long-range drone and missile strikes by Ukraine and Iran on refineries, which have knocked out millions of barrels of oil refining capacity in West Asia and Russia. That, rather than a loss of crude production alone, is what makes this crisis different from earlier ones.

The Analysis

1. The crisis has moved downstream. In 1973, 2008 and 2022 the story was crude. Now the constraint is refining. That is why diesel has risen far faster than Brent, and why crack spreads rather than crude prices are the better guide to what consumers pay.

2. Sulphur is the hidden casualty. Refineries and gas plants strip sulphur out to meet clean-fuel standards, and that recovered sulphur is sold on. When refineries are knocked out, sulphur output falls with them. A five-fold price rise, from 200 dollars or less to 1,000 dollars or more a tonne, is the result.

3. The fertiliser link is chemical, not incidental. Rock phosphate is the raw material for phosphorus, but plants cannot absorb it until it is made water-soluble. That requires sulphuric acid, made from sulphur. So a refinery attack in Russia or the Gulf ends up restricting production of single super phosphate (SSP), di-ammonium phosphate (DAP) and complex fertilisers in India.

4. Nitrogen is protected, phosphorus is not. India imported enough urea and liquefied natural gas (the feedstock for domestic urea) to keep nitrogen supplies going. Phosphatic and complex fertilisers had no such cushion. An imbalance in supply tends to become an imbalance in application, since farmers substitute the cheaper, available nutrient.

5. India’s refining surplus is a real buffer, with a limit. Output of 284.9 million tonnes against consumption of 243.2 million tonnes is why no petrol or diesel outlets have run dry. But the editorial closes with a warning: if sulphur is any indication, dry-outs at fuel outlets cannot be ruled out. The surplus is also only as secure as the imported crude that feeds it.

The precision that earns marks. Say that the crisis is transmitted through refined products and by-products, and name the mechanism: refinery strikes, then sulphur, then sulphuric acid, then phosphatic fertilisers. An answer that says only “oil prices rose” misses what the editorial is actually about.

Data and Institutions Vault

Prelims-grade facts:

Prices and output in this editorial:

• Brent crude: about 102 dollars a barrel, nearly 55 per cent above a year earlier.
• Brent peaks: 147.5 dollars in July 2008 and 139.1 dollars in March 2022.
• US diesel: over 6.5 dollars a gallon, up 76.2 per cent year on year.
• Sulphur import price: from 200 dollars a tonne or less to 1,000 dollars or more.
• India, 2025-26: refined product output 284.9 million tonnes; consumption 243.2 million tonnes; installed capacity 258.1 million tonnes.

Fertiliser basics:

• DAP is di-ammonium phosphate, grade 18-46-0 (per cent N, P2O5 and K2O).
• SSP (single super phosphate) contains about 16 per cent P2O5 and also supplies sulphur and calcium.
• Phosphatic and potassic fertilisers are subsidised under the Nutrient Based Subsidy (NBS) scheme, in force since 1 April 2010.
• Urea is outside the NBS scheme; its maximum retail price is fixed by the government.
• Sulphur is often called the fourth major nutrient after nitrogen, phosphorus and potassium.

Fuel standards and reserves:

• India moved to Bharat Stage VI fuel nationwide from 1 April 2020, with sulphur capped at 10 ppm; desulphurisation yields recovered sulphur.
• India’s Strategic Petroleum Reserves (Indian Strategic Petroleum Reserves Ltd) are at Visakhapatnam, Mangaluru and Padur, with a combined capacity of 5.33 million tonnes.

Prelims, the traps:

• India is a net exporter of refined petroleum products even though it imports most of its crude.
• The sulphuric acid step is needed for phosphatic fertilisers, not for urea.

⚠️ Watch the trap: Refinery output can exceed “installed capacity” in a year, because refineries can run above their nameplate rating. Do not treat the 284.9 and 258.1 million tonne figures as a contradiction.

The Debate

India is well placed. It has surplus refining capacity, is a net exporter of products, has kept urea supply secure and has seen no fuel outlets run dry. High crack spreads can even benefit Indian refiners that export.

India is exposed where it looks least. Its phosphatic fertiliser chain depends on imported rock phosphate, phosphoric acid, sulphur and finished DAP. A crisis that hits by-products hits that chain first, ahead of the rabi season, and it raises the subsidy bill at the same time.

The balanced verdict. Both are true because they describe different parts of the supply chain. Fuel security is robust; input security for agriculture is not. Energy security planning that counts only crude barrels will miss the next shortage.

How to Think About This

Follow the molecule downstream. When a shock hits a commodity, trace every product and by-product it feeds. Crude becomes diesel and jet fuel, but also sulphur, which becomes sulphuric acid, which becomes fertiliser, which becomes food prices. The same method explains why a helium shortage affects MRI machines, and why a natural gas shock raises the price of urea. In an answer, one well-traced chain is worth more than a list of five loosely related impacts.

Diagram-in-Words

Takeaway Box

• Refineries, not oilfields: strikes on refining capacity make diesel, jet fuel and sulphur scarcer than crude.
• Brent about 102 dollars (up about 55 per cent in a year); US diesel over 6.5 dollars a gallon (up 76.2 per cent).
• Sulphur: 200 dollars or less to 1,000 dollars or more a tonne, and sulphuric acid is essential for phosphatic fertilisers.
• Urea protected, phosphorus exposed: adequate urea and LNG imports, constrained DAP, SSP and complexes.
• India’s refining surplus (284.9 mt output against 243.2 mt consumption in 2025-26) protects fuel supply but not fertiliser inputs.

Sources: The Indian Express

Source: From Oilfields to Refineries: How This Energy Crisis Reaches India's Fertiliser Plants — Ujiyari.com | Free UPSC & State PCS Editorial Analysis

Key Arguments at a Glance

The Indian Express argues that the energy crisis caused by the conflicts in West Asia and Russia-Ukraine is different from earlier ones because drone and missile strikes have knocked out refining capacity, so the shortages are in diesel, jet fuel and sulphur more than in crude, and that the sulphur shortage in particular threatens India’s supply of phosphatic and complex fertilisers.

✓ Supporting

• Brent crude, at about 102 dollars a barrel, is nearly 55 per cent higher than a year ago but below the March 2022 and July 2008 peaks of 139.1 and 147.5 dollars.
• Diesel in the United States is at a record of more than 6.5 dollars a gallon, up 76.2 per cent year on year, and crack spreads, the gap between crude and refined product prices, have surged to all-time highs.
• Sulphur, a by-product of refining and gas processing that India normally imported at 200 dollars a tonne or less, now costs 1,000 dollars a tonne or more.
• Sulphuric acid made from sulphur is needed to convert rock phosphate into a water-soluble form, which yields single super phosphate, di-ammonium phosphate and other phosphorus-containing complex fertilisers; their imports and domestic manufacture have both been severely constrained.
• India produced 284.9 million tonnes of refined products in 2025-26, more than its consumption of 243.2 million tonnes and its installed capacity of 258.1 million tonnes, which explains why fuel outlets have not run dry.

⚠ Counter

The editorial itself notes the offsetting strength: India’s output of refined products exceeds its consumption and it has no dearth of refining capacity, and it has managed to import enough urea and liquefied natural gas to keep nitrogenous fertiliser production going, so the risk is concentrated rather than general.

→ Way Forward

The editorial ends with a warning rather than a prescription: if sulphur is any indication, fuel shortages cannot be ruled out. The implied priority is to secure sulphur and phosphatic inputs before the rabi sowing season, while treating refined products and by-products, not only crude, as part of energy security planning.