How to spell PETROLEM correctly?

If you find yourself misspelling "petrolem", fear not! The correct spelling is "petroleum". It's an easy mistake, and here are a few suggestions to help you remember the correct spelling: "petrol" and "eum" form the word or simply think of "petro" and "leum."

• petrol I need to fill the tank with petrol.
• petroleum Petroleum provides a major source of energy for vehicles and industries.

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• chaos
• char
• chou
• chow
• cia
• ciao
• iou
• tia