My White's Hazmat drysuit says to use unscented talcum powder. Can't find it locally. A quick internet search reveals mostly medicated talc (goldbond) and scented cornstarch powders. Does unscented talcum powder still exist in the wild?
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Thats what I recommend/useSilver Cup Billiard/Pool Premium Talc Powder, 13 Ounce Shaker Bottle
https://www.amazon.com/dp/B005U4A9KW/ref=cm_sw_r_cp_apa_y0URyb3WP0G1Y
or you may get unwanted attentionBonus if you leave a industrial sized bottle of sex lube sitting on the tailgate of the truck when you go for a dive no one will mess with your stuff while you are gone.