250..=>"Any exposure to the air, even for a few minutes, can lead to serious health effects on everybody. Avoid outdoor activities.",
150..=>"Health effects will be immediately felt by sensitive groups and should avoid outdoor activity. Healthy individuals are likely to experience difficulty breathing and throat irritation; consider staying indoors and rescheduling outdoor activities.",
100..=>"Health effects can be immediately felt by sensitive groups. Healthy individuals may experience difficulty breathing and throat irritation with prolonged exposure. Limit outdoor activity.",
50..=>"The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.",
20..=>"The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.",
0..=>"The air quality is ideal for most individuals; enjoy your normal outdoor activities.",