Lots are made of copper which would dispel that entirely.

For the curious https://en.wikipedia.org/wiki/Antimicrobial_properties_of_co...

Inevitably we arrive at the next iteration of the iLoo: make both the keyboard [1] and the toilet [2] out of copper.

[1] http://www.copperkeyboard.com/

[2] http://www.tripadvisor.com/LocationPhotoDirectLink-g1575479-...

Might as well make the exterior copper as well, like a steampunk tardis.

s/ar/ur/g

I like how utterly homemade the mouse looks.

The copper mouse is not pretty but it kills harmful bacteria 24/7. http://www.copperkeyboard.com

I think you mean brass. Edit: maybe not as the other commenter pointed out.

Brass or silver would do the job too.

Silver doorknobs would have a nasty problem of vanishing all the time.

Copper would too, just check out the wiring in any empty house in a county with meth problems.