I think again about dying my hair.
But I'm a scientist. So I don't just do it. I conduct an experiment!
Currently a hairball is soaking in the color for the recommended amount of time.
Some time in the past I collected the few hairs in my brush. For no other reason than to have a specimen that I can use for dying experiments. That's quite a long time ago, didn't do that after a short phase.
But let's see what comes out of that …