Donating a unit of whole blood or double red cells (2-units) removes iron from your body. You need iron to make new red blood cells. Low levels of iron can cause anemia or make it worse. All blood donors should learn more about iron. 1  Everyone should eat a healthy diet.2  All blood donors should add foods rich in iron to their diet.ou need iron to make new red blood cells. Low levels of iron can cause anemia or make it worse. All blood donors should learn more about iron. 1  Everyone should eat a healthy diet. 2  All blood donors should add foods rich in iron to their diet.
Standard Costing (Explanation) Introduction to Standard Costing. Standard costing is an important subtopic of cost accounting. Standard costs are usually associated with a manufacturing company's costs of direct material, direct labor, and manufacturing overhead.
Period Costs vs. Product Costs. There are two types of expenses in managerial accounting: period costs and product costs. A period cost is defined as all costs in the profit and loss statement that is not a cost directly associated with a product, also known as âSales, General and Administrative costsâ (SG&A). A product cost is the total amount of cost that is directly associated with a product, also known as a cost of goods sold.