The Influenza A virus subtypes that have been confirmed in humans, ordered by the number of known human pandemic deaths, are: 1  H1N1 caused Spanish Flu and the 2009 swine flu outbreak (novel H1N1) 2  H2N2 caused Asian Flu. 3  H3N2 caused Hong Kong Flu. 4  H5N1 is bird flu, endemic in avians. 5  H7N7 has unusual zoonotic potential.
Plug seal capsfeature one-piece linerless construction and. are designed for use in closed systems, providing a liquid-. and gas-tight seal. When loosened, this cap can also be used. in open systems. This cap design was a Corning innovation. that first appeared in 1974.
Inline receptacles are also available for cable-to-cable connections. As with the plug, it is the design and location of the receptacle in the system, not the gender of its contacts, which makes it a receptacle. Scoop Proof describe a longer shell design on the pin half (plug or receptacle) of a connector. The longer shell allows the pin contactsâprotruding from the face of the connectorâto be recessed sufficiently so as not to be damaged if the mating shell is scooped into it during mating process.