The appendix has long been considered a vestigial structure. That is, a deconstructed, nonfunctional characteristic that has been fully functional in a species' ancestor.(Mayr, 291) Humans seem to have a fair number of other vestigial organs such as male nipples, wisdom teeth, tailbones (coccyx), and ear muscles.
If you don't have a RealPlayer Plug-in, Get it here for free! Uzi is a SMG (small machine gun) chambered for either the 9 X 19 (9mm Parabellum) or .45 ACP round. Uzis are widely available for civilian purchase in a semi-auto version. Several different countries have licensed the Uzi design from IMI in Israel. These countries include China (Norinco), Belgium (FN), U.S.A. (Group Industries), Cuba, and France.
There can be backups in the drain system that can be back venting into your fixtures or drain pipes located in the basement. Normally there is a U trap located just near the basement wall or just outside the house. This trap is to prevent sewer gasses from backing up into the house. During rains the city drains can over fill and cause the city sewage to back flow into and past the trap. This can result I gasses entering into basement sinks, toilet etc.