About Cook Composites & Polymers
Cook Composites & Polymers, operating at the Knox St Complex and Jasper St Complex in North Kansas City, MO, was an industrial facility. Like many facilities of its era along the Mississippi River industrial corridor, it reportedly incorporated asbestos-containing products into its infrastructure. Missouri Department of Natural Resources (MDNR) NESHAP (National Emission Standards for Hazardous Air Pollutants) abatement records document multiple asbestos removals at these sites, particularly during renovation operations. These records indicate significant quantities of ACMs, primarily as insulation.
MDNR NESHAP abatement records document several types of asbestos-containing materials at the 1996 O&M Cook Composites, Knox St Complex, and related sites. In 2010, workers reportedly removed 400 square feet of friable boiler insulation (documented in MDNR NESHAP ID: A5200-2010). Records from 1996 to 2010 indicate the presence and removal of asbestos-containing pipe insulation, with workers reportedly removing 260 linear feet of pipe insulation in 1996 (documented in MDNR NESHAP ID: 51-95) and similar amounts in subsequent years (documented in MDNR NESHAP IDs: 56-96, 1393-97, 2380-99). Other industrial equipment at the facility reportedly contained asbestos insulation beyond boilers and pipes, with abatement records showing the removal of 160 square feet of equipment insulation on multiple occasions (documented in MDNR NESHAP IDs: 51-95, 56-96, 1393-97, 2380-99).
Asbestos saw wide use at Cook Composites & Polymers due to its exceptional properties: Thermal Insulation — Asbestos insulated well, maintaining temperatures in boilers, pipes, and other processing equipment. This improved efficiency and prevented heat loss or fires. Fire Resistance — Its non-combustible nature made it valuable for fireproofing and protecting structures and equipment from high temperatures. Chemical Resistance — Asbestos reportedly withstood corrosive chemicals. This property benefited industrial environments where various chemical processes likely occurred. Durability and Strength — Integrated into materials, asbestos added strength and durability, extending product lifespan.
General Equipment at Cook Composites & Polymers
The equipment below represents the systems and infrastructure documented or typically present at this facility during the era when asbestos-containing materials were specified in industrial construction. This is general facility-equipment reference — not a legal attribution of any specific product, manufacturer, or exposure event to this facility. Material-category and manufacturer information is addressed in the AsbestosIndex Product Crosswalk linked under the records table below.
Documented Asbestos Evidence
The records below are verified, state-documented asbestos removals at this facility. Each entry represents a regulated abatement project where the Missouri Department of Natural Resources (Missouri DNR) was notified under federal NESHAP rules, the work was logged, and the asbestos-containing material was confirmed and removed under regulated conditions. These are not allegations or estimates — they are paper records tying documented asbestos-containing material to this specific site.
Material Categories in Documented Records
The materials documented above (and similar asbestos-containing materials commonly encountered in records of this type) appear in the AsbestosIndex catalog with historical manufacturer and trust-fund information. Click a category to view manufacturers historically associated with that material:
Who May Have Been Exposed at Cook Composites & Polymers
Given the documented presence of asbestos-containing materials, particularly in insulation, various trades at the Knox St Complex may have faced exposure. Workers involved in the installation, maintenance, repair, or removal of these materials faced the highest risk. This includes:
Insulators: Allegedly directly handled and installed asbestos-containing insulation on pipes, boilers, and other equipment. Members of Heat and Frost Insulators Local 1 (St. Louis, MO), Heat and Frost Insulators Local 27 (Kansas City, MO), or other insulation trade workers may have performed this work.
Pipefitters: Reportedly worked on piping systems, often disturbing asbestos pipe insulation during repairs, modifications, or installations. Members of Plumbers and Pipefitters UA Local 562 (St. Louis, MO) or UA Local 268 (Kansas City, MO) may have been involved.
Boilermakers: Allegedly engaged in boiler construction, maintenance, and repair. Boilers were heavily insulated with asbestos-containing materials. Members of Boilermakers Local 27 (St. Louis, MO) or similar locals may have worked at the site.
Maintenance Workers: General maintenance staff performed tasks that could disturb ACMs. This included cleaning, repairs, or renovations, potentially encountering asbestos materials.
Electricians: May have encountered asbestos insulation in conduits, around electrical panels, or near asbestos-insulated equipment.
Construction and Renovation Workers: Those involved in the numerous renovation projects documented by the MDNR, especially those removing ACMs, may have faced significant exposure. Even workers not directly handling asbestos but working near these trades during periods of disturbance may have inhaled airborne asbestos fibers.
Critical Filing Deadline & Next Steps
Missouri law gives mesothelioma and asbestos-disease claimants 5 years from the date of medical diagnosis to file a personal-injury lawsuit (Mo. Rev. Stat. § 516.120). For wrongful-death claims after an asbestos-related death, the filing window is 3 years from the date of death (Mo. Rev. Stat. § 537.100). The two deadlines run on separate tracks — preserving one does not extend the other.
The personal-injury clock runs from diagnosis, not from exposure. Mesothelioma latency is typically 20 to 50 years, so workers exposed in the 1950s–1980s are being diagnosed today.
Practical first steps
- Document what you remember. Pay stubs, W-2s, union cards, photographs, coworker names, and dates of employment. The WorkChain widget on this page can save a copy you can email yourself.
- Preserve medical records. Pathology reports, biopsy results, imaging, and pulmonary-function tests are central to both civil claims and trust-fund filings.
- Identify household members. Spouses who laundered work clothing and children of plant workers are eligible for secondary-exposure claims when diagnosed with an asbestos-related disease.
- Speak with an asbestos attorney with Missouri experience. The first conversation is free and confidential. Asbestos trust-fund claims and civil claims run on different tracks — both can be pursued in parallel.
Asbestos-Related Diseases
Asbestos fiber exposure can cause several specific diseases that typically appear decades after the original exposure. The latency period — the gap between exposure and diagnosis — usually runs 20 to 50 years. That's why workers exposed in the 1960s, 1970s, and 1980s are receiving diagnoses today.
Mesothelioma
A rare, aggressive cancer that affects the lining of the lungs (pleural mesothelioma), abdomen (peritoneal), or heart (pericardial). Mesothelioma is almost exclusively caused by asbestos exposure, which is why a mesothelioma diagnosis often points directly to historical workplace exposure. Average latency from first exposure to diagnosis is 30-50 years.
Asbestosis
A chronic, non-cancerous scarring of lung tissue caused by inhaled asbestos fibers. Asbestosis causes progressive shortness of breath, persistent cough, and reduced lung function. It does not improve with treatment, and it is a recognized basis for compensation under most trust schedules and civil claims.
Lung Cancer
Asbestos exposure significantly increases the risk of lung cancer, particularly when combined with a history of smoking. Asbestos-related lung cancer is compensable under the same trust schedules and civil claim avenues as mesothelioma.
Other Recognized Diseases
Pleural plaques, pleural thickening, laryngeal cancer, ovarian cancer, and certain gastrointestinal cancers are also recognized as asbestos-related under various trust schedules and case-law authorities, though eligibility and proof requirements vary by claim type.
If you have any of these diagnoses and you worked at this facility, lived with someone who did, or were exposed in any documented capacity, you may have a claim worth pursuing. Speak with an attorney before assuming you don't qualify.
Cross-State & Regional Corridor Workers
Similar industrial facilities in the region, such as Granite City Steel / U.S. Steel (Granite City, IL), Monsanto Chemical (Sauget, IL / St. Louis, MO), and the Labadie Energy Center (Franklin County, MO — Ameren UE), also reportedly relied heavily on ACMs for insulation and fireproofing. This risk mirrored that faced by workers at other industrial sites in the Missouri-Illinois region like Laclede Steel (Alton, IL) or the Sioux Energy Center (St. Charles County, MO).Data Sources
Information about facility equipment, industrial materials, and occupational records referenced on this page is drawn from publicly available sources where applicable, including:
- EPA ECHO Facility Compliance Database — enforcement and compliance records for industrial facilities
- OSHA Establishment Search — federal workplace inspection history
- EIA Form 860 Plant Data — power-plant equipment and ownership records (where applicable)
- Missouri Department of Natural Resources (MDNR) NESHAP asbestos abatement notification records
- Published asbestos trial and trust fund records (publicly filed court documents)
- AsbestosIndex Product & Manufacturer Crosswalk — historical asbestos-containing product schedules linked to manufacturers
If specific equipment or product claims in this article are sourced from a non-public database, the source is identified parenthetically within the text above.