this newly discovered method of simulating a polarizing filter with Adobe Photoshop that's faster, easier, and more effective. Considered the most useful filter in photography, a polarizing filter makes almost any image look better by absorbing glare to reduce or eliminate reflections and darken skies. 
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Understanding how this polarizing effect works
Step 1
Download and save the following JPG file to your computer then open it inside Adobe Photoshop.