But see, here's why your question is above my paygrade (which is none). I wish someone else had chimed in, but nobody has. Here's my difficulty, and why I think anyone would have difficulty -- you're trying to supplement a large dose of potassium when it's plentiful in a range of very healthful foods.
Tinting of front windshield glass to reduce light transmission is not permitted, except for the upper 6 inches of the windshield. For side windows or rear windshield, glass tinting that reduces light transmission to less than 32% or increases light reflectance to more than 20% is not permitted. For SUVs, vans and trucks, the limit is 32% for the driverâs window and the front passenger window only.
Benefits of window tinting: 1  Appearance: Window tinting adds style and beauty to your vehicle. And is one of the cheapest ways to change the appearance of your car. 2  Blocks UV Rays: Ultraviolet rays crack and fade your vehicles interior, as well as harming your skin. 3  Security: What thieves cannot see they usually will leave alone.