After two weeks (or more if your symptoms have not diminished) on the. elimination diet, it is time to start testing foods. Add foods one at a time, every three days, to. assess which ones worsen symptoms. Have a generous amount of each new food so you can. see whether it causes symptoms.
Product costs is the costs are the costs incurred in the making of the product. Manufacturing costs --Direct Materials, Direct Labor, and Manufacturing Overhead.
The simple difference between the two is that Product Cost is a part of Cost of Production (COP) because it can be attributable to the products. On the other hand Period, the cost is not a part of the manufacturing process, and that is why the cost cannot be assigned to the products.