All 32 oz. Meguiars Spray Bottles are OSHA compliant, meaning they meet the government's guidelines for occupational safety. The color-coded bottles prevent cross-contamination of auto surfaces and detailing tools. If you've ever grabbed engine degreaser thinking it was glass cleaner, you'll appreciate these clearly marked bottles! This generic bottle can be used for a variety of detailing chemicals and should be labeled to distinguish it from other products.