What does sulfur dioxide and methane smell like?

The distinct odor of sulfur dioxide is one that many find unpleasant, but others like it because it can help alert people to the presence of a gas leak. The smell of methane is also an alert signal, but it can be difficult to detect when the air is full of other smells and odors

What does methane smell like the air?

The smell of the air is usually dominated by the earthy scent of rotting vegetation or the chemical smells of detergents, cleaning supplies, and other household products, but very rarely do we encounter the distinctive odor of pure methane Though it is not always apparent, methane has a distinct odor that is similar to rotten onions or flatulence.

What does methane smell like?

The odor of pure methane is often used to indicate the presence of natural gas. It can be either sweet or earthy, and is sometimes described as smelling like “roasted potatoes.”

What does sulfur dioxide smell like?

If you’ve ever smelled burnt eggs, that’s a whiff of sulfur dioxide. When natural gas is burned, it produces small amounts of sulfur dioxide, which adds a distinct sulfury odor to the air. You can often smell it in the air when you walk by a gas station.

What does sulfur dioxide smell like in other words?

The distinctive odor of sulfur dioxide is known to asthmatics and those with respiratory problems and allergies. The gas can make breathing difficult and cause coughing. The gas is also harmful to plants and can cause environmental problems.