OP when their ceramic windshield breaks and a huge shrapnel gets stuck in their chest: “Worth it for the heat reflection.”
The windshields on vehicles aren’t made from just any old glass, they are specil tempered glass that is more resistant to breaking and when it does break, it turns into many tiny granules, instead of big chunks of glass. This reduces the chance of major injury. Now, I’m not entirely sure you can’t do this with ceramic, but I don’t think so.
You don’t really want polarized glass in your car, as it can actually reduce visibility of some features on the road, such as ice or water. It also reduces the amount of light that is let in, reducing visibility at night.
Plus it doesn’t really make sense to do this to an entire windshield when you can just put on the polarized glasses. That way, you can always take them off when you need more light.
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