Five Star PBW - Powdered Brewery Wash - 50 lb Bulk Non-Caustic CleanerPowdered Brewery Wash (PBW) is the gold standard for heavy duty cleaning in the brewing industry. This non caustic, alkaline cleaner is specially formulated to remove organic soils, burnt on wort, and protein stains from stainless steel, plastic, and glass. Unlike caustic soda, PBW is safe to handle and won't damage your skin or equipment while still providing an industrial strength clean. This 50 lb bulk container is the most economical solution for