Which of the following is not a method for preventing future mold growth?

Neglecting ventilation needs is indeed not a method for preventing future mold growth. Adequate ventilation is crucial in reducing moisture levels in indoor environments, which is a primary factor in mold development. Proper airflow helps to dry out areas where humidity might accumulate, particularly in places like bathrooms, kitchens, and areas prone to water leaks. When ventilation is neglected, it creates stagnant air conditions which can lead to increased moisture levels and, therefore, a higher risk of mold proliferation.

In contrast, regular cleaning and maintenance, controlling indoor humidity, and sealing leaks promptly are all proactive strategies that significantly decrease the likelihood of mold growth. Regular cleaning can remove spores and organic materials that mold feeds on. Controlling indoor humidity—ideally keeping it below 60%—is essential because mold thrives in moist environments. Sealing leaks promptly prevents water intrusion, which is one of the most significant contributors to mold growth inside structures. Thus, neglecting ventilation directly counters these preventative measures and increases the risk of mold issues.