Currently there is disagreement on what biological purpose or purposes spermaceti serves. Sensitivity is an important consideration in selecting an explosive for a particular purpose. Playground design is influenced by the intended purpose and audience. Tires vary enormously depending on their intended purpose. Derailers are another device used for the same purpose. The basic purpose and use of each gauge are also described. The person chosen for this purpose was . Reuse is not limited to repeated uses for the same purpose. This is the main purpose for marriage. Each focuses on packages that fit its specific purpose. There are many different Alusi, each with its own purpose. The final result was unsuitable for the original purpose. Other expressions used for this purpose are and . Consecration is the solemn dedication to a special purpose or service. They therefore served the main purpose of heraldry&colon; identification.