Only dangerous if you grind/crush the very obvious pink ceramic and inhale the dust. https://en.wikipedia.org/wiki/Berylliosis https://en.wikipedia.org/wiki/Ber

Only dangerous if you grind/crush the very obvious pink ceramic and inhale the dust. https://en.wikipedia.org/wiki/Berylliosis https://en.wikipedia.org/wiki/Berylliosis Modern magnetrons tend to use alumina-based ceramics instead.