In response to the replies and discussion I previously had in regards to this topic, I took your advice. This is what I bought today to tackle the job, which will also nice for cleaning the bottom of kiln as well...not to mention cleaning the car..LOL $38.00 at Walmart.
A HEPA filter removes 99.9% particles .3 microns or larger. The vac you bought will not release the pollutants into the air while you suck them up. BUT your machine does not have a bag. So how much dust will get into the air while you shake out the vac? Food for thought, and dust to breath