Surely, if it is too heavy for the dust collector to pick up, it is
too heavy for your respiratory system to suck in?
The glass dust flies in all directions when you are sifting enamels.
The Craftsman dust collector wasn't effective enough in extracting
the dust before the it reached my face, where, yes, let me tell you,
your lungs are good enough to collect some of it. Wear a mask.