While I appreciate your efforts, the cost to someone without those "ingredients" is approximately $70.22 (Bunnings prices). The drying time for ALL samples is
much too long compared to proper marking fluid. Denatured alcohol is just another term for methylated spirits. Methylated spirits is relatively slow drying and tends to be a little oily. Perhaps you should try isopropyl alcohol or acetone as the carrier for the colour?
I have a 1lt container of marking blue I have had it for many years and I do not recall the place of purchase. There is no label on the container, but it could be
this item from McJings This is 1 lt of marking blue for $50 ready to go and
QUICK drying, approximately 30-40 seconds (using my marking fluid as an example). No mess, no mixing and no fuss, ready to go.

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