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.
Most experts agree that carrying costs-the downside of having extra inventory-are 18 - 35% of an item's value for a year. This translates to 0.05% to 0.1% per day. Though profit margins are certainly tight in this economy, getting a sale is many times more profitable than avoiding inventory carrying costs. The moral of the story is that, when it comes to inventory levels, be lean. But don't be too lean.