Keep aisles and corridors clear. Do not store chemicals on the floor, even temporarily. Access to emergency equipment (fire extinguishers, showers, etc.) should be unobstructed.

• 保持走廊和过道的清洁。不要在地板上堆放化学物品，临时放置也不应该。紧急事故使用的安全设备（灭火器、消防龙头等）应随时都能投入使用。