267 Followers. A. Many things can cause low oxygen levels in the blood. To name a few: Lung injury (collapsed lung); lung disease (COPD, lung cancer); pulmonary embolism; heart disease (congestive heart failure); anemias -- and that's just a handful I can think of off the top of my head.
Tea party. A tea party is a formal, ritualized gathering for the small meal called afternoon tea. Formal tea parties are often characterized by the use of prestige utensils, such as porcelain, bone china or silver. The table is made to look its prettiest, with cloth napkins and matching cups and plates.
The Tea Party movement claims that the United States used to have a small government and that it has turned away from that ideal. Generally members of the Tea Party support the Republican Party, and in primary elections often run against the mainstream Republicans.