Screw clamps. Screw clamps are types which use a screw mechanism to adjust the jaws and clamp a workpiece in place. The types which are found in the screw clamp category include G clamps (also known as C clamps), F clamps, edging clamps, wooden hand screw clamps and rack clamps.
Dry drowning usually happens soon after exiting the water, but with secondary drowning, there can be a delay of up to 24 hours before the person shows signs of distress. Both can cause trouble breathing and, in worst-case scenarios, death.
Flood Damage and Fatality Statistics. Flooding is the most common type of natural disaster worldwide - 40% of all natural disasters (1) Flash flooding is the leading cause of weather-related deaths in the U.S.- approximately 200 deaths per year (1) Over 50% of flood-related drownings are vehicle-related.