WHO'S AT RISK?
The majority of individuals who develop mesothelioma were exposed to asbestos in their occupations, either through direct contact with asbestos-containing materials or by working near others who handled these hazardous products. Mesothelioma can develop after asbestos exposure, often decades later. In general, greater cumulative exposure increases the risk of asbestos-related disease, although even people with lower levels of exposure may develop mesothelioma. Those who have worked in industries with a high prevalence of asbestos use, particularly veterans, construction workers, and manufacturing tradespeople, are at the greatest risk. These occupations often involved working with or around asbestos-containing products such as insulation, pipes, roofing materials, and machinery parts.
Asbestos was widely used across these industries because of its durability, heat resistance, and insulating properties. Its use continued for decades, even as the serious health risks associated with asbestos exposure became better understood. As a result, many workers, veterans, and family members were exposed without fully understanding the potential consequences to their health.
Family members and close contacts of these workers were also put at risk through what is known as secondary or second-hand asbestos exposure. Workers often brought asbestos fibers home on their clothing, shoes, and equipment, inadvertently exposing their loved ones to this carcinogenic substance. This form of exposure is particularly insidious, as those affected might not even realize they were at risk until symptoms of mesothelioma and lung cancer began to manifest years or even decades later.

HIGH RISK OCCUPATIONS
Aircraft Mechanic
Automotive Mechanic
Boilermaker
Carpenters
Sheet Metal Workers
Construction Workers
Drywallers
Insulators
Millwrights
Oil Refinery Workers
Clutch Repair Specialists
Plumbers
Tile Layers
Shipyard Workers
Railroad Workers
Roofers
Steamfitters
Pipefitters
Electricians
Welders
Machinists
Chemical Plant Workers
Firefighters
Published by: Veterans Asbestos Alliance
Reviewer: T. Scott Hames, Asbestos Litigation Attorney
Last reviewed: October 2026
Sources:
• National Cancer Institute, Mesothelioma Causes and Risk Factors
• Centers for Disease Control and Prevention, Mesothelioma Basics
• U.S. Department of Veterans Affairs, Asbestos Exposure
• VA Veterans Health Library, Veteran Exposure to Asbestos
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