During the execution phase of Project Zeta, a quality-centric initiative aimed at enhancing manufacturing processes, it was observed that certain nonconformities led to waste materials being discarded and defective components undergoing rectification. Additionally, production delays were experienced due to these quality control failures which necessitated halting of the assembly line operations temporarily. Within the framework of project management and particularly focusing on Cost of Quality (CoQ), what is the term that best describes the expenses directly associated with the described inefficiencies?