Complex sentence: This behemoth is in length and weighs empty; the car, which rides on four two-axle trucks to distribute the additional weight, was used to transport such diverse substances as liquefied petroleum gas (LPG) and anhydrous ammonia.
Split into simpler sentences: This behemoth is in length, weighs empty, and rides on four two-axle trucks to distribute the additional weight. It was used to transport such diverse substances as liquefied petroleum gas (LPG) and anhydrous ammonia.