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.
Ammonia is a toxic, colorless gas with a very sharp odor. Ammonia occurs naturally in the environment and is also a product of human activity. Ammonia compounds are commonly used in cleaning products and fertilizers. Ammonia is also used to boost the impact of nicotine in manufactured cigarettes. In the landmark Minnesota Tobacco Trial of 1998, a number of facts about how tobacco companies manipulated cigarette ingredients in a way to speed and intensify nicotine addiction for consumers were made public.