Thirty Percent Extra: The Cost of Dosing by Feel
What heaped scoops, damp hands and re-dosing cost: a third more polymer than planned. Where the drift comes from, and a monthly reconciliation that finds it.
The Dipstick and the Litre Mark: Measuring Free Liquid Before You Dose
Grams per litre means nothing if the litres are guessed. A marked dipstick, a ten-litre bucket calibration, and the three numbers to put on the dosing card.
