Abstract: A self cooling container for a beverage includes a receptacle holding a refrigerant under pressure. When an outer cap of the container is opened, the refrigerant is exhausted, cooling the receptacle and the beverage surrounding it. The receptacle includes an inner receptacle member and one or more walls extending around the receptacle member, with spaces between adjacent walls being established at descending pressure values outward from the inner receptacle, which is held at a high pressure.

Abstract: A self cooling container for a beverage includes a receptacle holding a refrigerant under pressure. When an outer cap of the container is opened, the refrigerant is exhausted, cooling the receptacle and the beverage surrounding it. The receptacle includes an inner receptacle member and one or more walls extending around the receptacle member, with spaces between adjacent walls being established at descending pressure values outward from the inner receptacle, which is held at a high pressure.

Abstract: A method for building a marketing knowledge base has steps of directing all marketing data requests form a business organization through a central marketing research resource that has a collective knowledge base. If the central resource can address the requested data by reference to the collective knowledge base it does so and reports the desired data. If the collective knowledge base will not allow for addressing the request, the central resource develops the data using an outside source. Once developed, the data is added to the central resource and reported.

Abstract: Marketing methods and business personnel marketing methods are described. According to a first aspect, a marketing method includes the following steps: obtaining product data from a plurality of business personnel associated with one or more business entity, the product data regarding a product used by the one or more business entity; obtaining personal data from the business personnel regarding the business personnel themselves; first associating the personal data of the business personnel with a plurality of business attitude segments regarding the product and responsive to the respective product data of the business personnel; and second associating the business attitude segments with a plurality of consumer attitude segments using the respective personal data.