Foaming Crystal Industrial Cleaner and Degreaser features a specialized foaming formula that clings to vertical and hard-to-reach surfaces, enabling controlled application and longer contact time on soiled areas. This nonabrasive, nonflammable and noncaustic cleaner/degreaser can be used on metals, finishes, plastic and rubber. Crystal is fragrance-free, color-free, clean-rinsing and NSF registered A1, A4, A8, C1, making it ideal for critical cleaning applications across a variety of industries such as food processing, commercial kitchens, cosmetics, pharmaceuticals, manufacturing and packaging. Cleaner/degreaser is perfect for surface prep before painting, plating or welding. No PPE (personal protective equipment) is required.