Can A CO Detector Detect Natural Gas?

No, a carbon monoxide (CO) detector cannot detect natural gas leaks directly. However, a CO detector can still be an important safety tool because it can warn you if a gas leak produces carbon monoxide. 

What is a CO detector?

A carbon monoxide (CO) detector is a device that measures the amount of carbon monoxide in the air and sounds an alarm if it reaches dangerous levels. 

CO detectors are important because carbon monoxide is a colorless, odorless, and tasteless gas that is very toxic and can be fatal.

Why a CO gas detector cannot detect natural gas

Different gases

CO and natural gas are chemically distinct molecules, so CO detectors are designed to react only with carbon monoxide.

Dispersion patterns

Natural gas leaks tend to disperse quickly and leak upwards, while CO tends to linger near the source.

Sensor technology

Natural gas can be detected with catalytic beads or infrared sensors, while electrochemical sensors can detect carbon monoxide sensors.

How to detect natural gas

There are a few ways to detect natural gas:

Smell

Natural gas is odorless, but mercaptan, an artificial chemical, is added to give it a strong, sulfur-like smell, similar to rotten eggs. If you smell this odor, leave the area immediately and call 911. 

Visual cues

Natural gas leaks can cause bubbling water, blowing dirt, dead vegetation, sinkholes, or exposed pipes. 

Sound

You might hear a hissing sound near a natural gas line or meter. 

Sensors

Several types of sensors can detect natural gas leaks, including:

Catalytic (Pellistor) sensors

Use temperature differences between two beads to detect a leak. 

Infrared (NDIR) sensors

Use infrared light to detect a leak by measuring the intensity of the light transmitted through a sensing chamber. 

Ultrasonic sensing

Detects sound frequencies of escaping gases

Why is natural gas detection important?

Natural gas detection is important because it can help prevent accidents, protect people and property, and mitigate environmental damage. 

Early warning

Gas detectors can provide early warning of a gas leak before it becomes a more serious situation, such as a fire or explosion. 

Safety

Gas detectors can help keep people safe from invisible threats, such as gas leaks, in both the home and workplace. 

Property protection

Gas detectors can help protect property, equipment, and other assets from damage caused by gas leaks. 

Environmental protection

Gas detectors can help protect the environment from damage caused by gas leaks. 

Regulatory compliance

Many regulatory bodies require gas detection as a fundamental safety measure. 

Cost-effective

Gas detection can be a cost-effective safety measure in the long run. 

How to detect natural gas

What does a CO gas detector detect?

A carbon monoxide (CO) gas detector detects the presence of carbon monoxide gas in the air.

Can one detector detect both carbon monoxide and natural gas?

Yes, many detectors can detect both.

For domestic use, I recommend Vzmcoz

carbon monoxide

For industrial applications, I recommend Microclip XL from BW Technologies.

microclip xl

Key takeaways: Can a CO detector detect natural gas?

A carbon monoxide (CO) detector cannot detect natural gas leaks directly. However, a CO detector can still be an important safety tool because it can warn you if a gas leak produces carbon monoxide. 

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