Digestion in the Stomach by Howard F. Loomis Jr., D.C. Digestion begins in the mouth. When you chew your food it is mixed with saliva, which not only supplies moisture but also the carbohydrate-digesting enzyme, amylase. When you eat raw food, its enzymes work with the salivary amylase to begin digestion.
The U.S. Owes China $1.2 Trillion. China holds about $1.2 trillion in U.S. government debt, according to the Treasury Department's latest figures. That's about 30 percent higher than the previous estimate. This is part of those global imbalances we keep talking about.
Why China Owns So Much US Debt. There are two main economic reasons why Chinese lenders bought up so many U.S. Treasuries. The first and most important is that China wants its own currency, the yuan, pegged to the dollar. This has been common practice for many countries ever since the Bretton Woods Conference in 1944.