The bacterium that is responsible for the disease is called Bordetella pertussis (B. pertussis). B. Pertussis A person can become infected with B. pertussis bacteria through direct contact with contaminated droplets.
Converting Gallons and Liters. As stated above, one US gallon consists of about 3.785 liters. It means that to convert metric liters to US liquid gallons, you should multiply liters by 0,264. If you want to know how many liters are in some number of gallons, you need to multiply gallons by 3.785.
This unit is a part of the Standard system of measures, used in Great Britain and the United States for several hundreds of years. The imperial gallon is defined as 4.546 liters, and the US gallon equals to 3.785 liters. What is more, the dry gallon is also in use in the USA. It is a bit larger than the liquid gallon and is less common. In most other countries of the world the metric system is adopted.