Electrical devices such as motors, lighting fixtures and transformers can cause noise. Yeoman lit interior shots with tungsten incandescent fixtures and DMX-dimmer-controlled lighting. Depending on the lighting fixtures being used this has different results. Kitchen and bathroom fixtures would be pre-installed. All of the terminal's light fixtures are bare light bulbs. Other fixtures and appliances can be WaterSense certified as well. There were few fixtures or furnishings. These were used to create duplicates of the fixtures and furnishings that were installed. The room was illuminated by two kitchen-style overhead fixtures. Public toilets generally contain several of the following fixtures. Hand-blown glass fixtures and intricate mosaics. Very good suppression is possible, but adds to the cost of the fluorescent fixtures. Others require rewiring of the fixtures to remove the ballast. Sensors are installed in a separate room, behind the fixtures. E12 is typically used for candelabra fixtures.