On Tue, 4 Sep 2018 18:39:01 +0100, David Billington
wrote:

In the UK it's illegal to sand blast with silica sand due to the
silicosis hazard, is that also the case in the US. I occasionally use
black beauty (copper slag IIRC) or glass beads, aluminium oxide or
silicon carbide.

Many US states allow it as long as it is blown wet, keeping the
airborne silica down to a minimum. But OSHA is trying to kill it.
https%3A%2F%2Fwww.blastone.com%2FBlastOne%2Fmedia %2FBlastOne%2FKnowledge%2520Articles%2FDownloads%2 FB3365_OSHA-Silica-Sand-Rule_Compliance-Workbook-with-Checklist.pdf

https://smile.amazon.com/MTM-Hydro-1.../dp/B004GQLDR8
Under $100 for the wet gun setup.

--
America rose from abnormal origins. The nation didn't grow organ-
ically or gradually from indigenous tribes--like, say, the French
or the Poles--but emerged out of courageous, conscious acts of
will by Pilgrims and Patriots. --Michael Medved, Right Turns