Why does natural gas burn blue?

Natural gas, primarily composed of methane, exhibits a blue flame when it undergoes a combustion process under controlled conditions. Why?

Blue Flame Burning Vector & Photo (Free Trial)

What Is the Color of Fire?

How to Use the Curiosity Approach for Inquiry-Based Learning

What Color Should Your Furnace Flame Be? » Cafco Services

Burning natural gas is now more dangerous than coal in Illinois, study shows

Why should the gas flame burn blue? - Quora

Why is the flame of a gas stove blue in colour? - Quora

Natural Gas Isn't Burning Nearly As Cleanly As We Thought - CleanTechnica

Gas stove/furnace randomly burn orange? (more info in comments) : r/Plumbing

What is natural gas used for? Uses of natural gas

Why Does My Gas Flame Burn Blue, Yellow and Orange?

How to get oil companies to stop flaring natural gas- Marketplace