When you tire of wearing wadded-up aluminium foil on your head, check out lessemf.com's line of anti-electromagnetic steel clothing. T-shirts, aprons, fashionable scarves, and bedsheets (dramatized at left, image courtesy lessemf.com).
Don't try sneaking any of it through airport screening lines, though. Via Bruce Sterling, who asks, "I wonder what happens when you drop that shirt in an acid bath. Are you left with NOTHING BUT the stainless steel fibers? What does that look like?"