Don't you worry about the residual radium from the luminous dials?

你不担心残留在发光表盘里的镭吗？

In 1910, Panerai luminous material developed, and applied to the instrument dials, sights and other devices.

1910年，沛纳海研制出夜光物质，并应用于仪表刻度盘、瞄准器等装置。