Breathing into your cupped hand and then sniffing is an ineffective way to check for bad breath. The Kiss-O-Meter might work better. Brownlee has more over at Boing Boing Gadgets."Kiss-O-Meter gauges halitosis with cute icons and blinking lights"
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.
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