The Final Demand-Intermediate Demand (FD-ID) system replaced the Producer Price Index (PPI) Stage-of-Processing (SOP) system as PPIs primary aggregation system with the release of data for January 2014. The FD-ID system expands coverage beyond that of the SOP system through the addition of services, construction, exports, and government purchases.
Ammonia Levels. Ammonia Levels. Ammonia smell in urine means possible health dangers, especially to rabbits. But here's a way to reduce or eliminate ammonia fumes and levels safely and easily.mmonia Levels. Ammonia smell in urine means possible health dangers, especially to rabbits. But here's a way to reduce or eliminate ammonia fumes and levels safely and easily.
Sniff test- Ammonia present in the urine. Strong acid urine can burn the kidneys, so the body makes ammonia to neutralize acids. It has a pH of 9.5. That is a strong alkali for the body. When the fluid in the kidneys is too acid, 4.5 pH, then the kidneys produce alkaline ammonia.