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ETHYLENE OXIDE 
Toxic Exposure Lawsuits


Investigating Toxic Exposure cases for injured plaintiffs nationwide
Nationwide Success

Occupational Cancer Attorney

reviewing occupational injury and ethylene oxide exposure lawsuits

Ethylene oxide (EtO) represents one of the most dangerous industrial chemicals in widespread commercial use today, yet many workers and community members remain unaware of its devastating health effects. This colorless, highly reactive gas serves as a sterilization agent for medical devices and spices, while also functioning as an intermediate chemical in manufacturing plastics, detergents, and other consumer products. Despite its critical industrial applications, ethylene oxide exposure has been definitively linked to multiple forms of cancer, reproductive harm, and neurological damage.

Ethylene oxide (EtO) is used primarily as an intermediate in the production of other industrial chemicals like ethylene glycol. It is also used as a fumigant in agricultural products and to sterilize medical instruments and other equipment.  

It is important to note that EtO possesses severe physical and health hazards, and acute occupational exposures to ethylene oxide may result in respiratory irritation and lung injury, headache, nausea, vomiting, diarrhea, shortness of breath, and cyanosis.

Chronic ethylene oxide exposure has been associated with cancer, reproductive effects, mutagenic changes, and neurotoxicity.

If you or a loved one has been exposed to toxic chemicals and suffered a serious injury, contact us for a free and confidential case review.

What is Ethylene Oxide?

At room temperature, ethylene oxide is a flammable colorless gas with a sweet odor. It is used to produce chemicals like antifreeze or used as a pesticide and a sterilizing agent.

People exposed to EtO may experience the following symptoms:

  • Headache
  • Upset stomach (Vomiting/Diarrhea)
  • Trouble breathing
  • Fatigue
  • Reproductive problems

How are People Exposed to Ethylene Oxide?

The primary toxic exposure routes are inhalation and ingestion, which may occur through occupational, consumer, or environmental exposure.

  • Despite employer precautions, employees and people who live near industrial facilities that use ethylene oxide may be exposed through uncontrolled industrial emissions.

Workers may come into contact with ethylene oxide in the following instances:

  • Working in a facility that makes solvents, antifreeze, textiles, detergents, adhesives, or polyurethane foam
  • Working in plants that make ethylene oxide
  • Using the chemical to control insects in grain bins
  • Working in a hospital where it is used to sterilize medical equipment and supplies

NIOSH recommends that employers educate workers and take every recommended safety precaution to prevent injuries.

What Cancer is Linked to Ethylene Oxide Exposure?

Lymphoma, stomach cancer, leukemia and breast cancer are the cancers reportedly linked with occupational exposure to ethylene oxide.

A toxic tort or toxic exposure case is a specific type of personal injury that occurs as a result of the exposure to toxic materials or chemicals. Many people are unknowingly exposed to dangerous substances at their workplace or home and only discover the past exposure after they have been diagnosed with a type of cancer that is associated with the toxic material.

Exposure to a toxic material even in very short doses or duration can lead to severe health consequences, as each persons body may be more or less susceptible to cancer. Other types of illnesses and cancers are the result of long-term or chronic chemical exposure, usually at the workplace. 

Many plaintiffs file lawsuits after they discover that their employers failed to properly protect them from serious health and safety risks over the years. Employers may be liable for any injury to a worker.

Sterigenics Cancer Lawsuits

Sterigenics, an Illinois medical device sterilization company, has been ordered to pay $363 million to a cancer survivor who claims the Illinois plant’s toxic emissions caused her illness.

This Sterigenics cancer case is just one of more than 700 similar lawsuits the company is facing. The company used ethylene oxide to sterilize medical equipment and allegedly emitted the chemical for decades.

The plaintiffs said in testimony that had she known that the plant was releasing ethylene oxide into the air, she would have moved. If you or a loved one has a similar story, contact our attorneys for a free consultation.

Understanding Ethylene Oxide’s Cancer-Causing Properties

The Environmental Protection Agency classifies ethylene oxide as a known human carcinogen based on extensive scientific evidence demonstrating its ability to cause genetic mutations and cellular damage. Workers exposed to ethylene oxide face significantly elevated risks for lymphoma, leukemia, breast cancer, and brain cancer. The chemical’s small molecular structure allows it to penetrate cell membranes easily, where it directly damages DNA and disrupts normal cellular functions.

Medical device sterilization facilities represent the primary source of occupational ethylene oxide exposure, with thousands of workers potentially affected across the United States. These facilities use ethylene oxide gas chambers to sterilize surgical instruments, implants, and single-use medical products that cannot withstand high-temperature sterilization methods. Workers may encounter dangerous exposure levels during loading and unloading operations, equipment maintenance, or when safety systems malfunction.

Spice processing plants also utilize ethylene oxide to eliminate harmful bacteria and extend shelf life, creating exposure risks for agricultural and food processing workers. Additionally, communities surrounding ethylene oxide facilities face environmental exposure through air emissions, with some neighborhoods experiencing cancer rates significantly above national averages.

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ABOUT THE LYON FIRM

Joseph Lyon has 17 years of experience representing individuals in complex litigation matters. He has represented individuals in every state against many of the largest companies in the world.

The Firm focuses on single-event civil cases and class actions involving corporate neglect & fraud, toxic exposure, product defects & recalls, medical malpractice, and invasion of privacy.

NO COST UNLESS WE WIN

The Firm offers contingency fees, advancing all costs of the litigation, and accepting the full financial risk, allowing our clients full access to the legal system while reducing the financial stress while they focus on their healthcare and financial needs.

Ohio Toxic Exposure Attorney

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Recent Developments and Mass Litigation

High-profile ethylene oxide contamination cases have emerged across the United States as communities discover elevated cancer rates near sterilization facilities. The EPA’s updated toxicity assessments have revealed that previous exposure limits were inadequate to protect public health, leading to increased regulatory scrutiny and facility closures.

Mass tort litigation has developed around specific contamination sites, allowing affected individuals to coordinate legal strategies against well-funded corporate defendants. These consolidated cases often result in more efficient discovery processes and enhanced settlement leverage for plaintiffs facing similar exposure circumstances.

Class action lawsuits have targeted major sterilization companies operating multiple facilities, alleging systematic failures to protect workers and surrounding communities from ethylene oxide exposure. Recent settlements have reached tens of millions of dollars, reflecting the serious nature of ethylene oxide-related health effects and corporate liability exposure.

Questions about Ethylene Oxide Exposure

What types of cancer are linked to ethylene oxide exposure?

Studies have established strong connections between ethylene oxide exposure and several cancer types, including lymphoma, leukemia, breast cancer, and brain cancer. The EPA recognizes ethylene oxide as a known human carcinogen based on extensive research demonstrating its ability to cause genetic mutations and cellular damage that lead to cancer development.

How do I know if I was exposed to ethylene oxide at work?

Workers in medical device sterilization facilities, spice processing plants, and chemical manufacturing operations face the highest exposure risks. If you worked at facilities that sterilized medical equipment or processed spices, or lived near such operations, you may have been exposed. Employment records, safety data sheets, and facility inspection reports can help document potential exposure.

What evidence do I need to prove my cancer was caused by ethylene oxide exposure?

Strong ethylene oxide cases require documentation of exposure history, medical records showing cancer diagnosis and progression, and expert testimony linking your specific exposure to cancer development. Our legal team works with industrial hygienists to reconstruct workplace conditions and oncologists who can explain how ethylene oxide exposure contributed to your cancer diagnosis.