Part 7/12:
Yet, elements of contention remain prominently displayed in expert circles. Some scientists emphasize that while unique substances may have emerged from the collapse—perhaps as remnants of office constructions and combustibles—this does not inherently reveal the methodologies employed in the towers' demise. The crux of the critique rests with the lack of a direct cause-and-effect relationship being established between these materials and the events of that fateful day.