Measuring Cylinders

Measuring cylinders are how you stop doing dumb dilution math. I use them to keep mixes consistent across products and tests so the comparison is fair. If you’re testing pre-washes, this is basic lab-level discipline.

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Pros

+Accurate, repeatable dilution measurements
+Makes product testing fair and consistent

Cons

-Extra step compared to eyeballing
-Needs cleaning to avoid cross-contamination

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