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Measuring Cylinders
Measuring Cylinders
Measuring cylinders are how I stop the “capful” nonsense and get repeatable dilution ratios. If you want to know what a shampoo really does, you need to mix it the same way every time.
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Pros
- +Accurate, repeatable dilution for fair testing
- +Makes cost-per-wash calculations more realistic
Cons
- -More setup than eyeballing it
- -Plastic cylinders can stain/hold odor over time
