Court testimony later placed the blame for the blaze on a fire that started in a fabric scrap bin on the eighth floor, which probably was ignited by a discarded cigarette, shortly before the factory's 4 pm closing time.
In short they believe a cigarette butt was dropped on a piece of highly flammable fabric even though cigarettes weren’t allowed.
Answer:
Along a swath of land curving through Mississippi and Alabama, farms dominate the landscape. The region is known as the Black Belt Prairie, so named for its characteristically dark, fertile soil. The contrast between this cultivated land and the surrounding forested areas is so stark that it is visible from space.
Explanation:
For starters, it would flood and leave silt which helps plants grow and makes fertile land.