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Message: <blockquote data-quote="Kevin Purcell" data-source="post: 1751202" data-attributes="member: 68323">You should try that test with water rather than an alcohol based cleaning fluid before you are certain about that. The lotutec is designed to make water (a quite polar solvent) ball up (increase it's contact angle).if you have an atomizer even better to generate a mist of water!Check reflectivity in the blue ... that's were the difference should be strongest. Blue flowers should just start to become available. Well perhaps not in Indian, yet <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite2" alt=";)" title="Wink    ;)" loading="lazy" data-shortname=";)" /></blockquote>