A potentially deadly, irreversible lung disease is striking workers who make popular quartz countertops

What a pity! Silicosis is a long long time ago known disease, also the way to prevent it, wearing a filtering mask, having the only difficulty of users feeling it as a castration.
Silicosis is rated from decades, if not more than a century, as a Professional risk and disease in miners.
How did it happen? No one noticed or cared?
Blessings +