If you haven’t already done so, I suggest you read the previous article. First step: preparing the paper Use a pipette or syringe to take a few ml from the “Solution A” bottle, then another pipette/syringe to take the same amount from the “Solution B” bottle. 4 ml of each should enable you to prepare 3 or 4 sheets of A4 paper: be careful not to use the same pipette for both bottles! Mix gently and leave to stand for a minute in a dark place in a drawer or cupboard. Brush the solution onto a sheet of paper as…
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