CSI Fingerprint Examination Kit: A Toy About Solving Crimes That Committed One Against Children's Lungs
The fingerprint powder contained approximately 7% tremolite asbestos — the most dangerous form of asbestos — in a kit designed for children to dust with their hands

The CSI Fingerprint Examination Kit was a children's toy based on the hit television show CSI: Crime Scene Investigation. The kit contained fingerprint powder, a dusting brush, and other accessories that allowed children to "process crime scenes" — dusting surfaces for fingerprints like the TV detectives they admired.
The fingerprint powder contained approximately 7% tremolite asbestos.
Tremolite is not just any asbestos. It is considered the most dangerous form of asbestos — particularly lethal because its fibers are especially fine, easily inhaled, and resistant to the body's efforts to clear them from the lungs. Tremolite exposure is linked to mesothelioma, lung cancer, and asbestosis. It is the asbestos that occupational health researchers study when they want to illustrate the worst-case scenario of asbestos exposure.
Seven percent. Of the powder. That children were dusting with. Using a brush. That dispersed the powder into the air. That children breathed.
The product was recalled in 2007 after the Asbestos Disease Awareness Organization (ADAO) commissioned independent testing of the fingerprint powder and discovered the tremolite contamination. The testing was not ordered by the manufacturer. It was not ordered by the CPSC. It was ordered by an asbestos advocacy group that tested the toy because someone thought it seemed suspicious that a children's product contained a fine powder of unknown composition.
Without that advocacy group's initiative, children would have continued dusting with asbestos.
How Asbestos Got Into a Children's Toy
The fingerprint powder in the CSI kit was talc-based. As we've discussed in our Johnson & Johnson Baby Powder article, talc is a mineral that naturally co-occurs with asbestos in geological formations. If the talc mining and processing doesn't adequately separate the two minerals, talc products can contain asbestos fibers.
The CSI kit's fingerprint powder was sourced from a talc supply that was contaminated with tremolite asbestos at 7% concentration. To put this in perspective, the EPA considers any detectable level of asbestos in consumer products to be concerning. 7% is not a trace amount. 7% is a significant fraction of the powder's total composition. For every hundred particles of powder a child brushed onto a surface, approximately seven were asbestos fibers.
The intended use of the product made the contamination especially dangerous. Fingerprint dusting involves applying powder with a brush and then blowing excess powder away. The brushing disperses powder into the air. The blowing disperses more. Both actions create airborne particles that are easily inhaled. A child using this kit as intended — brushing and blowing fingerprint powder — was creating an asbestos dust cloud at face height and breathing it in.
The Scope of Exposure
The CSI brand was one of the most popular television franchises of the 2000s. Licensed toys sold in large quantities. The Fingerprint Examination Kit was available at major retailers and online. The exact number of units sold before the recall is not publicly documented, but the combination of a popular license and wide retail distribution means thousands of children used this kit.
“The fingerprint powder contained approximately 7% tremolite asbestos”
Click to TweetEach use exposed the child to airborne asbestos fibers. Asbestos-related diseases have long latency periods — mesothelioma typically appears 20-50 years after exposure. Children who used the CSI Fingerprint Kit in 2007 may not develop symptoms until the 2030s, 2040s, or 2050s. The health consequences of this product may not be fully known for decades.
This latency is what makes asbestos exposure in children particularly devastating: the exposure occurs in childhood, the disease appears in adulthood, and the connection between a toy used at age 8 and a cancer diagnosed at age 40 may never be established.
The Regulatory Gap
The CSI Fingerprint Kit exposed a gap in toy safety testing. The ASTM F963 toy safety standard — which governs toy safety in the United States — tests for heavy metals, sharp edges, small parts, and flammability. It did not, at the time, specifically require testing for asbestos contamination in talc-based components.
The contamination was discovered not by the manufacturer, not by the CPSC, and not by any regulatory testing protocol, but by an advocacy group that independently tested the product. The system designed to protect children from dangerous toys did not catch the asbestos. An advocacy group did.
Since the CSI kit recall, testing protocols for children's products have been strengthened, and awareness of talc-asbestos co-contamination has increased. But the fundamental issue remains: talc-based products can contain asbestos, and the testing required to detect it must be specifically designed for asbestos detection — tests that aren't always part of standard toy safety protocols.
The Verdict
The CSI Fingerprint Examination Kit is a children's toy that contained 7% of the most dangerous form of asbestos in a powder that children were instructed to brush and blow into the air at face height. The irony of a crime-solving toy containing a carcinogen — a toy about detecting evidence that was itself evidence of negligence — is secondary to the reality: children inhaled asbestos from a toy, and the health consequences may not manifest for decades.
The toy that taught children to solve crimes committed one against their lungs. The evidence is in the powder. The verdict won't arrive for 30 years.
If your children are interested in forensics, use kits with verified safe materials. See our alternatives below.
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✅ What to Buy Instead
Zero powder of any kind. Zero talc. Zero asbestos. Solves mysteries safely. | View on Amazon |
✅What to Buy Instead
Thames & Kosmos Spy Labs Inc.
Actual forensic science kit with verified safe materials and real investigative activities. CSI for kids, without the carcinogens.
National Geographic Mega Fossil Dig Kit
Real fossil excavation with safe, non-toxic materials. Satisfies the same investigative curiosity without the asbestos.
What to Buy Instead
Tried-and-tested alternatives that actually deliver on their promises. We may earn a small commission on purchases.

Thames & Kosmos Spy Labs Forensic Kit
Actual forensic science kit with verified safe materials and real investigative activities. CSI for kids, without the carcinogens.

National Geographic Mega Fossil Dig Kit
Real fossil excavation with safe, non-toxic materials. Satisfies the same investigative curiosity without the asbestos.
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