alarm any kind of noise or signal that warns of danger
circulation the movement of blood around the body, pumped by the heart
crisis an unstable period of great trouble or danger
cyclone a violent tropical storm with very strong winds and heavy rain. This term is used in Southeast Asia. See also hurricane and typhoon
disaster an event, either natural or man-made, that causes great distress or destruction
drought a long period with little or no rainfall
earthquake strong shaking of the earth’s surface caused by movement along geological fault lines
evacuation plan a rapid and safe way to move every person out of danger to a place of safety
ferro-cement cement, used in building structures, which is strengthened by adding a core of wire or wood
flood water, usually from a river or sea, which overflows and covers land that is normally dry
hazard an event or situation which could lead to danger, loss or injury
HIV human immunodeficiency virus – the cause of AIDS
hurricane a violent tropical storm with very strong winds and heavy rain. This term is used in the Atlantic and Caribbean areas. See also cyclone and typhoon
impact long-term and sustainable change resulting from an activity
NGO non governmental organisation
potassium permanganate dark purple crystals which dissolve in water to form a liquid that can be used as bleach, disinfectant and antiseptic
risk the possibility of danger, loss or injury from an event or situation
sanitation practical methods for safely disposing of human waste in ways that do not harm public health
stabilise to restore order and balance to a rapidly changing situation or state
trauma a powerful shock or injury that may have lasting effects physically, emotionally or both
traumatised suffering from a long-lasting state of trauma (see above)
typhoon a violent tropical storm with very strong winds and heavy rain. This term is used in the China seas and west Pacific areas. See also hurricane and cyclone
unconscious a state that appears like deep sleep when a person loses all awareness of their surroundings following an injury or illness