"How the sound reflects off this reflecting surface with this composite object on it - which is pretty big and has a cloaking shell on it - really reflects... just like a flat surface does, " Dr Cummer said.

BBC: Acoustic 'cloaking device' shields objects from sound

It's smokin' (with an integrated wood-fire smoking drawer), rockin' (with a composite-stone baking surface) and it brings the heat: 30, 000 BTUs' worth.

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