Buttercream Buttercream Buttercream is a type of icing or filling used either inside cakes, as a coating, or as decoration. Simple buttercream is made by creaming together fats (butter, margarine, or vegetable oil shortening) and powdered sugar to the desired consistency and lightness. Typically twice as much sugar as butter by weight is used. Flavorings, in the form of extracts and oils, may also be added. Some recipes call for cream, non-fat milk solids, flour, or meringue powder. There are two types of meringue-based buttercream: Italian and Swiss. The meringues must be cooled to room temperature in order not to melt
Acoustic foam objective is to enhance the properties of sound by improving speech clarity and sound quality. For this reason, acoustic foam is often used in recording studios. The purpose is to reduce, but not entirely eliminate, resonance within the room. This is achieved by placing similar sized pieces of foam, often in the shape of cones or triangles, on opposite walls. Acoustic foam is a lightweight material made from polyurethane foam either polyether or polyester, and also extruded melamine foam. It is usually cut into tiles - often with pyramid or wedge shapes - which are suited to placing on the