Discover our free resources so you can better understand our products and services
At Crown Oil, we’ve been trusted and relied upon to supply a whole range of fuels, oils and lubricants to businesses and domestic customers for over 75 years. So, as you can imagine, we’ve learnt a thing or two about a whole range of fuels and lubricants, knowledge that our fuel specialists are only too happy to share.
Our resource hub has all the FAQs, guides, brochures and tools you need to support your fuel choice. Alternatively, you can give our specialist team of fuel experts a call on 0330 123 1444.
Fuels and Oils Resources
AdBlue® Guide & Information
AdBlue® is a necessary additive for all modern diesel engines. Crown Oil’s fuel experts explain what you need to know.
Bunker Fuel Guide & Information
An explainer of what marine fuel is and what vessels use the different types of bunker fuel.
Buying Fuel from Crown Oil FAQ
Frequently asked questions about buying our range of fuels, oils and lubricants.
Case Studies
View our case studies and success stories surrounding our alternative fuels, including HVO.
Carbon Calculator
Calculate your net CO2 fuel emissions with our quick and simple tool.
Carbon Offset Fuels FAQ
Frequently asked questions about our range of carbon offset fuels.
DERV Fuel Guide
Crown Oil’s fuel experts clarify everything you need to know about DERV diesel fuel.
Diesel Bug Contamination Guide & Information
Diesel bug can be avoided with some simple steps. Our guide explains everything there is to know about diesel bug.
Diesel, Fuels & Oils FAQ
Frequently asked questions about our range of fuels and oils.
Documents & Forms
Find RCDA forms, fuel specification sheets and any other documents you may need.
Dyed Diesel Fuel Guide & Information
A short, informative guide on what dyed diesel fuel (red diesel) actually is to avoid confusion.
Euro 6 Standards Explained
The Euro 6 standards are is the latest in a series of ratings to reduce harmful pollutants from vehicle exhausts. Our guide explains them.
FAME Biodiesel Guide & Information
Find out everything you need to know about FAME biodiesel from our guide to renewable fuel.
Free Fuel Management Services Guide & Information
Learn more about our completely free service, which aims to help you manage fuel ordering for your business.
Fuel Polishing FAQ
Frequently asked questions about our fuel polishing services.
Fuel Specifications Guide & Information
All our fuel products meet strict fuel specifications. Learn more about these standards.
Fuel Theft Guide & Information
If you store fuels and oils in an outdoor location, storage tanks are a potential target for fuel thieves. Learn how to better protect your fuels.
Fuels & Oils – The What, Who & Why
Guide to the different products, fuels and oils available to buy from Crown Oil
Fuel Specifications
Our fuel products meet strict standards. Read and download our fuel specifications data here.
Gas Oil Guide & Information
A detailed insight into gas oil without boggling your head with too much jargon.
Heating Oil Guide & Information
We have boiled down all the information you need about heating oil into this helpful guide.
How Diesel Engines Work
The diesel engine is the workhorse of modern industry. Our fuel experts explain what makes this type of engine so important.
How Does Crude Oil Fractional Distillation Work?
Our fuel experts explain how fuel products are produced from crude oil.
HVO Fuel FAQ
Frequently asked questions about HVO fuel, the FAME-free fuel.
HVO Fuel vs Biodiesel
HVO fuel and biodiesel are both available from Crown Oil, but which fuel is right for your business?
Hydraulic Oil Classifications
The various classifications of hydraulic oils are explained in detail.
Hydraulic Oil Guide & Information
Everything you need to know about hydraulic oils, including its applications, classification, contents and much more.
Industrial Heating Oil FAQ
Frequently asked questions about our industrial heating oil (IHO).
Industrial Heating Oil Guide & Information
A guide to explain more about IHO, what it’s used for and how it can save your business or organisation money.
Kerosene Fuel Guide & Information
An easy guide on kerosene with everything you need to know about this versatile fuel.
Lubricants, Greases & Oil Guide & Information
Greases and lubricants are essential in protecting machinery and mechanical components alike from wearing down from friction. Our guide explains everything you need to know.
News & Updates
Stay up to date with Crown Oil’s news and industry updates through our blogs.
Oil Storage Tank Guide
Oil tank owners have a legal duty to ensure that fuels and oils are stored safely and securely.
Oil Storage Tank Regulations
There are strict fuel storage tank regulations in place to protect the environment. Find out more.
Oil Tank Monitoring (Tank Telemetry Systems) Guide & Information
Oil tank monitoring systems are a great way to keep on top of your fuel usage across your business.
Online Documents
View and download our documents, including our Accounts Forms, RDCO Forms, Brochures and Technical Specs.
Our Fuel Delivery Vehicles
We operate an extensive and diverse range of fuel tankers, so that we can make deliveries of any quantity to any location. Learn more.
Paraffin Guide – Uses, History & More
Paraffin is a versatile fuel that comes in both liquid and solid form and is used throughout the UK.
Red Diesel FAQ
Frequently asked questions about red diesel, the off-road low fuel duty fuel.
Red Diesel Fuel Guide & Information
A detailed insight into red diesel fuel without boggling your head with too much jargon.
Sulphur Content in Diesel Guide & Information
All diesel products contain a small amount of sulphur. Our experts explain what this means.
Tank Size Calculator
Calculate the volume of your storage tank with our quick and simple tool.
The Table of Alkanes
Find out what alkanes are and the formula for the first twenty alkanes.
Winter Blend vs Summer Blend Diesel (DERV) Advice
A detailed insight into using diesel (DERV) in the winter and summer months.
Our Fuel & Lubricant Brochures
Check out our fuel and lubricant brochures which are packed full of useful information and are free to download.
From red diesel to HVO fuel, industrial oils and AdBlue®, why not take a look at our selection?
Video Explainers
What is a flash point?
A quick video on our YouTube channel showing how we check for the flashpoint of fuel in our laboratory using our Pensky-Martens closed cup test.
What is fuel polishing?
An explanatory video on our completely non-disruptive fuel polishing service to help you get the most out of your assets.
Need further help and advice?
At Crown Oil, we’re proud to have the expertise and facilities to offer fuel and lubricant-related technical support to our customers. Our team of full-time chemists and technicians can test your supplies and offer the follow-up advice you need to make sure your fuel isn’t going to let you down.
So if you still have any questions you would like answering, or you’d like to speak to one of our fuels and oils experts, give us a call today on 0330 123 1444.
