Kitchens are rooms or spaces designed specifically for the processes around cooking and preparing food. Differentiated between residential and commercial kitchen layouts based on size and utility, kitchens commonly include equipment and appliances such as stoves, sinks, refrigerators, cabinetry, dishwashers, hoods, and countertops. Within the household, kitchens are often used as multi-functional spaces that include adjacent areas for dining and entertaining by combining dining tables and bar height counters with stools for sitting. The following collections bring together the fundamental components of kitchen design to illustrate the variety of related elements to consider when designing a kitchen.