How Veterans Were Exposed: The Occupational and Service Contexts
VA's public health page states that veterans who served in any of these occupations may have been exposed to asbestos: mining, milling, shipyard work, insulation work, demolition of old buildings, carpentry and construction, and manufacturing and installation of products such as flooring and roofing. It adds that veterans who served in Iraq and other countries in that region could have been exposed when older buildings were damaged and the contaminant was released into the air.
VA's eligibility page names related products: flooring, roofing, cement sheet, pipes, insulation, and clutch facings and brake linings, which it calls friction products. The VA frames exposure by the work and the materials, which matters for families trying to connect a long-ago job to a present diagnosis. A machinist's mate, a Seabee, a mechanic in a motor pool and a carpenter on a base may all have had very different duties, and what the record shows about those duties is what counts. Detailed treatment of shipboard and other occupational asbestos exposure sits on its own page.
Time is the other part of the picture. VA's public health page says asbestos becomes a serious health risk when asbestos-containing material is disturbed so that fibers become airborne, and that symptoms of asbestos-related diseases, such as shortness of breath, coughing and chest pain, often do not appear until 20 to 50 years after the exposure. The same page describes mesothelioma as a rare cancer of the thin lining surrounding the lung or the abdominal cavity, usually caused by asbestos exposure, and names lung cancer as the other cancer caused by asbestos. That is medical background for the legal question, not medical advice; whether a particular illness is asbestos-related is a question for a doctor.
That gap of decades is why records carry so much weight. If you are a veteran or family member, a useful next step may be writing down each job, rating or specialty, where it was performed, and which of these materials it involved, while memories are still available.