Jul. 7th 14:12 PM, the forklift driver prepared material in warehouse,he wanted to move the material on the location CH404 (the 4th layer of the rack) to the ground. During this process, the material on the pallet lean to the right, all the material (4 200L closed drums, RC-95-4799) on the pallet dropped to the ground. One of the drums was spited open, the other 3 drums were just out of shape. This case resulted in 89KG spill.