What hapenpens when you spray the insectiside in a poorly ventillited room?

When you spray insecticide in a poorly ventilated room, the concentration of chemicals in the air can become dangerously high, leading to potential respiratory issues or poisoning for anyone present. The lack of airflow can cause the insecticide to linger longer, increasing exposure risks. Additionally, harmful vapors might accumulate, posing health risks to humans and pets. It's crucial to ensure adequate ventilation and follow safety guidelines when using such products.