Wealth on Instagram: "This small wooden “dollhouse” explains why fires become deadly faster than people expect. 🚒💨 Firefighters use these training models to visualize airflow, oxygen intake, and pressure buildup during a real house fire. When a door or window opens, fresh oxygen rushes in, feeding the flames and accelerating heat, smoke, and fire spread within seconds. This demonstration shows why closing doors behind you during a fire can slow flame growth, reduce toxic smoke movement, and bu

Pubity on Instagram: "😭 Asthma is a chronic condition that affects the airways in the lungs, making them inflamed and overly sensitive. When triggered by things like dust, smoke, exercise, cold air, or allergies, the airways tighten and produce extra mucus, which can cause wheezing, coughing, chest tightness, and shortness of breath. While asthma has no cure, it can usually be managed well with medications and by avoiding triggers, allowing most people to live normal, active lives. (A. Sell via