👉 Setup fumes refer to the initial, often subtle, and sometimes overlooked environmental or chemical conditions that precede a more dramatic event or change. These fumes can be a mixture of gases, vapors, or particulates released into the air from various sources such as industrial processes, chemical reactions, or natural phenomena. They may not be immediately noticeable but can accumulate over time, potentially leading to health issues, environmental degradation, or triggering specific reactions when concentrations reach critical levels. Understanding setup fumes is crucial for predicting and mitigating potential hazards before they escalate.