>>>>Spray-on liquid glass is transparent, non-toxic, and can protect virtually any surface against almost any damage from hazards such as water, UV radiation, dirt, heat, and bacterial infections. The coating is also flexible and breathable, which makes it suitable for use on an enormous array of products.
>>>>
>>>>http://www.physorg.com/news184310039.html
>>>
>>>Finally a real world use of nanotechnology. I wonder what $8 will get me? Enough to 'wax' the car?
>>
>>It will be OK until the nanos start to SWARM ( Michael Crichton ) and they eat you and your car !!! jus' kidding!
>
>Crichton knew only one thing: how to take any idea and turn it into a single person sized catastrophe... I mean, a disaster that can be solved by a single hero. Or a married one, less frequently.
>
>It doesn't follow that every nano thing is a von Neuman's machine, self-replicating. Is this already on the tropes site?

SiO2 sprayed on the correct material may make a quick and easy solar panel. I'm going to give it a try.