The bacterium Bordetella pertussis is the primary whooping cough cause. There are no other causes, and the infection follows no distinct seasonal pattern. People may become infected with the bacteria by breathing in tiny droplets released into the air by an infected person's cough or sneeze.
There are approximately 1,892.7 milliliters in 1 half-gallon of volume. That works out to 3,785.4 milliliters per gallon, 1.892 liters per half-gallon and 3.785 liters per gallon.
How many ounces are in a half gallon? Another gallon measurement is the dry gallon, which is used mostly in America. One dry gallon equals around 1.16 U.S. gallons, and therefore a half of a dry gallon equals around 9.3 cups.