Professional Gas Station Gum Removal, Concrete Cleaning & Preventative Pressure Washing Throughout Florida You pull into a gas station, step out of your vehicle, and head toward the convenience store. Beneath your feet, the concrete is covered in hundreds of little black spots. What are they? Chewing gum. Old, flattened, dirt-covered chewing gum. Some of it has been there for weeks. Some for months. Some possibly for years. Now multiply that by hundreds or even thousands of p