To save people a bunch of time: no, you can't. The best he comes up with is something incredibly fragile that is damaged if you so much as look at it wrong, and

To save people a bunch of time: no, you can't. The best he comes up with is something incredibly fragile that is damaged if you so much as look at it wrong, and any sort of protective covering or coating dramatically alters its effectiveness. Nobody has come up with a DIY "paint" or coating that is durable.