Most of the creative design is involved in the packaging of the engine. The report will highlight the three preliminary packaging ideas. From these, the geometry of the engine will be determined based on the heat transfer capabilities of the layouts. Foam machines are commonly found in bars and clubs, as well as other aspects of the entertainment industry. A foam machine combines soap and water to produce a foam to fill a large room.
Clubs use foam to create a unique atmosphere on the dance floor.
Recently private companies have started to use foam, as well, to add novelty for their customers. The machines are difficult to operate because they require constant monitoring, as well as large amounts of pre-made foam. Furthermore, the foam machines require an operator to constantly replace the supply of foam solution. The foam solution is transported in 55 gallon drums, making it difficult to transport and cumbersome to operate. The foam machine itself is large and difficult to transport, as well, requiring at least two operators for set-up and usage.