Dental decay, also known as dental caries, begins first inside the tooth. A white spot appears on the enamel where the tooth has started to weaken inside. At this stage, the tooth can repair the weakened area with the help of fluoride and minerals in saliva.
Beijing, also Peking, is the capital of the People's Republic of China and one of the most populous cities in the world. Its population in 2013 was 21,150,000. The city proper is the 3rd largest in the world.
Weekly Weather Report for Beijing, China. Looking at the weather in Beijing, China over the next 7 days, the maximum temperature will be 33â (or 92â) on Monday 4th September at around 2 pm. In the same week the minimum temperature will be 19â (or 66â) on Tuesday 29th August at around 11 pm.