Is Ethylene Glycol Flammable? Discover Its Combustibility and Safety Precautions

Is Ethylene Glycol Flammable?

Ethylene glycol is a commonly used chemical compound that is found in many household products and industrial applications. But is ethylene glycol flammable? Let’s dive deeper into this question and explore the properties of this substance.

Is Ethylene Glycol Flammable? Discover Its Combustibility and Safety Precautions


Understanding Ethylene Glycol

Ethylene glycol, also known as monoethylene glycol (MEG), is a colorless, odorless, and viscous liquid. It has a sweet taste, which is why it is sometimes used as a sweetener in certain products. Ethylene glycol is widely used in various industries, including antifreeze, coolants, solvents, and as a raw material for the production of polyester fibers and plastics.

Flammability of Ethylene Glycol

Ethylene glycol is not a flammable substance. It does not ignite easily or support combustion. Its flash point, which is the minimum temperature at which it can form an ignitable mixture in air, is around 113 degrees Celsius (235 degrees Fahrenheit). However, even at high temperatures, ethylene glycol does not burn. Instead, it decomposes into toxic gases such as carbon monoxide and formaldehyde.

It is important to note that although ethylene glycol itself is not flammable, it can still contribute to the flammability of other substances. For example, if ethylene glycol is mixed with a flammable liquid or gas, it can lower the flash point and increase the risk of fire. Therefore, it is crucial to handle and store ethylene glycol safely, especially when it is used in conjunction with other potentially flammable materials.

Safety Precautions

While ethylene glycol is not flammable, it is still a hazardous substance that requires caution when handling. Here are some safety precautions to keep in mind:

  1. Always store ethylene glycol in properly labeled containers and keep it away from open flames or sources of ignition.
  2. Wear appropriate personal protective equipment, such as gloves and goggles, when working with ethylene glycol.
  3. In case of spills, immediately clean up the area using absorbent materials and dispose of them properly.
  4. Avoid inhaling the vapors of ethylene glycol, as they can cause irritation to the respiratory system.
  5. Do not dispose of ethylene glycol in the sink or drain, as it can contaminate water sources. Follow proper disposal methods according to local regulations.

By following these safety precautions, you can minimize the potential risks associated with handling ethylene glycol and ensure a safe working environment.

Is Ethylene Glycol Flammable? Discover Its Combustibility and Safety Precautions


Frequently Asked Questions For Is Ethylene Glycol Flammable? Discover Its Combustibility And Safety Precautions

Is Ethylene Glycol Flammable?

No, ethylene glycol is not flammable. It has a high boiling point and does not easily catch fire.

Can Ethylene Glycol Cause An Explosion?

No, ethylene glycol does not have explosive properties. It is a stable compound that does not react violently.

Is Ethylene Glycol Safe To Use Around Open Flames?

No, it is not recommended to use ethylene glycol around open flames. Although it is not flammable, it can emit toxic fumes when heated.

What Precautions Should I Take When Handling Ethylene Glycol?

When handling ethylene glycol, it is important to wear protective gloves and goggles. Avoid ingestion or inhalation, as it can be toxic to humans and animals.


In conclusion, ethylene glycol is not a flammable substance. Its high flash point and inability to burn make it a valuable component in various industries. However, it is essential to handle ethylene glycol with care and take appropriate safety measures to prevent accidents and ensure workplace safety. Always consult safety guidelines and regulations when using or storing ethylene glycol to protect yourself and others.

Updated: December 30, 2023 — 4:27 pm