Abstract: A septic tank system includes a multiple compartmented (or chambered) supplemental tank. The supplemental tank has a cover/lid with a plurality of strategically situated access holes (both small and large ports) for servicing the various chambers from above ground.

Abstract: In various embodiments, the present disclosure provides an injection system for injecting a fluidic treatment substance into an orifice of an animal. In various implementations the system comprises a treatment cartridge having a hollow body that is structured and operable to retain a treatment substance within the hollow body. The system further comprises a plunger assembly structured and operable to removably retain the treatment cartridge and controllably dispense the treatment substance from the treatment cartridge. In various implementations the injection system can additionally include an injection site cleaning adaptor that is removably connectable to the treatment cartridge and is structured and operable to clean a site in which the treatment substance is to be injected.

Abstract: A trolley comprising a substantially rectangular support framework and wheels mounted on one end of support arms, the other ends of the arms being pivoted to the framework and the arms being movable to several positions so that the trolley can be used for different purposes.