Quote:
Originally Posted by Andrew C
I have a sense that isopropyl alcohol reacts with aluminium, so would be wary about using it for mirror cleaning. There is some chemistry here that I don't understand, but when I used it once I was convinced that it left streaks that did not dissolve in distilled water.
Would be interested to hear from a chemist on this.
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Highly unlikely, there was probably some impurity in the alcohol used. Isopropanol will evaporate with no residue. Remember your coating is NOT aluminium but aluminium oxide, an enert unreactive matrial. Powdered aluminium or even metalic is different.