They don't mention the 1947 Texas City fertilizer and oil explosion on that graphic. Maybe because it was a series of explosions?<p>It was really big though.<p>Link: <a href="https://www.youtube.com/watch?v=x2H_ZNzTrCM" rel="nofollow">https://www.youtube.com/watch?v=x2H_ZNzTrCM</a>