Silica sand is never safe to use while blasting. Please familiarize yourself with the risks and avoid using silica sand as blast media.
F-35 Whole Grain Quartz Sand – 50 lb bag
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Silica Sand #20/30 100Lbbag(30) - Concrete Aggregates - Knudson Lumber
50 # bag of Silica Sand - Unimin for media irrigaton filters when using pond water.
So you think KolorScape sand is safe???? - Reef Central Online Community
Have a question about Quikrete 50 lb. Premium Play Sand? - Pg 3