Liquid dispensing and effluent shielding container assemblies and microbe eliminating methods

A liquid dispensing and effluent shielding container assembly includes a flexible container having a container interior and a splash guard including a splash guard shield carried by the container. The splash guard shield may have a shield opening disposed in fluid communication with the container interior of the container. An injection nozzle is carried by the splash guard shield. The injection nozzle has a injection nozzle bore disposed in fluid communication with the shield opening of the splash guard shield and at least one injection opening in the injection nozzle, the at least one injection opening disposed in fluid communication with the injection nozzle bore. A method of eliminating microbes in an overflow space in a sink is also disclosed.