Learn what nail drug testing may show, why contamination and timing matter, and which laboratory records lawyers should request before interpreting a result.
A breath-alcohol instrument measures alcohol in a breath sample. It does not draw or analyze blood. When a breath result is discussed as though it were a blood-alcohol concentration, a conversion assumption connects two different biological measurements. That distinction is not merely semantic. It affects how a result should be…
A breath-test ticket is only the summary. Learn which instrument, calibration, reference-material, operator, sequence, and audit records support scientific review.
