Based on the context and the answer, generate a question. 

Context: We Struck Oil ! I ' m sure that this unmarked trailer was on it 's way to the scrapyard , but it made me laugh . And then fear for my life as I realized just how close that crap was to actually falling off the trailer and smashing through my windshield . I think these folks were sitting in the front .

Answer:

Their load is not secure .



Why are they scared the crap from the trailer will hit the windshield ?