Platinum and Iridium plugs perform at a lower level than copper spark plugs, because they are less conductive and they tend to overheat. However, the overall longevity of these two types of metal is better than copper plugs.
Carrying cost of inventory is often described as a percentage of the inventory value.This percentage could include taxes, employee costs, depreciation, insurance, cost to keep items in storage, opportunity cost, cost of insuring and replacing items, and cost of capital that help produce income for a business.Also referred to as inventory cost.his percentage could include taxes, employee costs, depreciation, insurance, cost to keep items in storage, opportunity cost, cost of insuring and replacing items, and cost of capital that help produce income for a business. Also referred to as inventory cost.
Often the costs are computed for a year and then expressed as a percentage of the cost of the inventory items. For example, a company might express the holding costs as 20%. If the company has $300,000 of inventory cost, its cost of carrying or holding the inventory is estimated to be $60,000 per year. The cost of carrying inventory will vary from company to company.