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The Science of Toxicology Testing

Aaron Olson, Charles Ramsay

Learn the science of toxicology testing.

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PricingFreemiumPublishesWeekly
Issues84Founded3 years agoLast Issue14 days ago
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Latest Issues

Can GERD-Related Coughing Affect a Breath Alcohol Test?

Image credit: Katelyn Moore

Breath alcohol testing depends on a basic assumption: contamination-free sampling.

The sample being measured must come from the breath, not from stomach alcohol or other sources.

That assumption is not always...

14 days ago
2

Four Cases. Same Rule. Different Results.

In our latest paper, published in Forensic Science International: Synergy, we looked at algorithmic inconsistencies in the DataMaster DMT

The paper is titled: Same pattern, different result: Algorithmic inconsistency in breath alcohol test...

21 days ago
4

My Article Hit the 2nd Most Read Article on the Medico-Legal Journal Website

I was happy to see that my article, “Extended absorption, implications: Rethinking alcohol pharmacokinetics in forensic calculations,” is currently listed as the second most read article on the Medico-Legal Journal website.

It is both humb...

a month ago
6

Hidden Assumption in Breath Alcohol Calibration

What Assumptions Are Built Into Breath Alcohol Calibration?

Breath alcohol calibration may seem straightforward: prepare a simulator solution, heat it to 34°C, and use the vapor above the solution as a reference standard.

But there is...

a month ago
3

Can THC in Breath Prove Impairment?

A recent paper in the Journal of Analytical Toxicology by Deeb and colleagues describes a method for the simultaneous analysis of Δ9-THC, Δ8-THC, CBD, and CBN in breath aerosol collected using the Cannabix Technologies Breath Collection Uni...

a month ago
3

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Authors

The writers behind this newsletter.

  • Aaron Olson

    Forensic toxicology consultant.

  • Charles Ramsay

    Minnesota criminal defense attorney. The state’s only ABA Board-Certified DWI Defense Lawyer. Writing where law, science, and justice converge.

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