Port Dickson, Malaysia - July 30, 2025 Hazut is a worrying environmental phenomenon that often hits Malaysia. This phenomenon not only affects the scenery, but also brings various risks to human health and the environment. Haze is a phenomenon caused by the existence of many small particles that cannot be seen by the naked eye and are floating in the air. These particles may be of natural origin or a side effect of human activities. When these particles exist in large quantities and in groups, they can block sunlight from reaching the earth. Therefore, this situation reduces the visibility of the naked eye. Air Pollution Index (API) The API is obtained from the measurement of fine dust (10 microns or less) and several types of gases that can affect health, namely carbon monoxide, sulfur dioxide, nitrogen dioxide and ozone. The API is used as a guide to determine air quality and its effects on health. Preventive Measures such as Avoiding Open Burning, Monitoring Air Quality, Providing Masks and Air Filters