What is located in the fixed waste compartment of the ERJ 175?

The fixed waste compartment of the ERJ 175 is specifically designed to hold waste materials produced during a flight. This compartment serves a vital function by providing a secure space for the storage of items like trash and other discarded materials, ensuring that the cabin remains clean and hygienic for passengers and crew.

This compartment is strategically situated to manage waste efficiently, separating it from the main cabin area to avoid any potential discomfort or inconvenience for passengers. The other options, while relevant to the aircraft’s design and functionality, do not accurately describe the purpose of the fixed waste compartment. Catering supplies are typically stored in designated areas for food and beverage, restroom facilities are separate structures located within the cabin, and electronic equipment is housed in specific compartments tailored for that purpose. Therefore, the correct identification of the compartment's contents—waste materials—highlights its essential role in maintaining a pleasant environment on board.