What are some signs that indicate inadequate ventilation in a workplace?

The presence of stale air and unpleasant odors are clear indicators of inadequate ventilation in a workplace. When ventilation is insufficient, fresh air is not adequately circulated, leading to a buildup of carbon dioxide and other pollutants. This can create an environment that feels stagnant, where the air quality is poor, and employees may notice a decrease in comfort due to odors that linger and worsen over time. Effective ventilation systems help maintain air quality by replacing stale air with fresh air, thus improving overall workplace safety and employee wellness.

Other options, while they describe various workplace issues, do not relate directly to ventilation. Excessive noise and bright lighting can stem from many factors unrelated to air circulation. Frequent employee promotions and job satisfaction indicate a positive work environment, which wouldn’t directly signal ventilation issues. Low productivity and high turnover rates might suggest overall workplace dissatisfaction or management problems, rather than a specific issue of air quality and ventilation. Thus, the signals provided in the correct choice are essential in identifying when ventilation improvements might be necessary for health and safety.