Spark plug heat dispersal. The heat that the electrode section of the spark plug receives due to combustion is dispersed through the path in the figure. The degree to which a spark plug disperses the heat it receives is called its heat range.
Inventory or stock refers to the goods and materials that a business holds for the ultimate purpose of resale (or repair). Inventory management is a science primarily about specifying the shape and placement of stocked goods. It is required at different locations within a facility or within many locations of a supply network to precede the regular and planned course of production and stock of materials.
Merchandise inventory is an accounting term referring to the sellable goods a company has on hand and can sell to consumers. Sometimes referred to as just inventory, it is considered to be a type of asset. For retail companies that sell merchandise, merchandise inventory appears on the business's balance sheet. It is an assessment of the total value of the physical merchandise a company has on hand and available for sale.