Foaming Crystal Simple Green Industrial Cleaner and Degreaser's specialized foaming formula clings to vertical and hard-to-reach surfaces enabling controlled application and longer contact time on soiled areas. This non-abrasive, non-flammable, and non-caustic formula 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. Application: Degreaser/Cleaner; Applicable Material: Ceramics; Cement/Concrete; Enamel; Fiberglass; Laminates; Metal; Plastic; Chemical Compound: Ethoxylated Alcohol; Dirt Types: Grease; Oil; Dirt; Dust.