Crushed Glass Return Crushed Glass Mohs Hardness: 5.5-6.6Bulk Density: 100 lbs cuftMade of 100% Recycled Glass Safe For Use Around WaterAmerican Made Contains less than 1% free silica Non-reactive & inertBeryllium is not listed on SDSCARB Approved / QPL Approved / Mil-Spec, SSPC AB-1, MIL-A-22262B(SH) Product Categories Abrasive Sandblasting Hose (37) Abrasive Sandblasting Piping Hardware (15) Air Hose & Couplings (25) Operator Safety (26) Sandblasting Couplings (24) Sandblasting Equipment (13) Sandblasting Nozzles (28) Sandblasting Replacement Parts (25) Sandblasting Valves (30)