Pick a surface, choose the right method, and clean it before the timer runs out. Chem, brush, rinse, and test your skills.
Choose Your Challenge
Each level uses a different real-world Yellow Wash cleaning method.
Yellow Wash has the equipment and process to clean the real surface safely.
Move across the surface while holding down your mouse or finger. Use chem, brush, and rinse stages to clean the surface as close to 100% as possible.
