What Methane Smell Like?

Natural gas, which is primarily methane, doesn't actually have any odor at all. So for safety, most gas companies add small quantities of a compound call Mercaptan. It's what gives it the smell of rotten eggs and this is for safety so people know when there is a gas leak.

What is the smell of methane?

Natural Gas (Methane)

As methane is often produced by animal digestion and the decomposition of matter, it is often assumed that it has a strong smell. In fact, methane by itself is odorless.

Does methane have any smell?

Methane is an odorless, colorless, flammable gas. ... You can smell leaking methane only when commercial gas utility companies add a chemical smell to it or when it mixes naturally with hydrogen sulfide, causing a "rotten egg" smell.