Which of the following is considered a key component of Personal Protective Equipment (PPE) in dental settings?

A face shield is a key component of Personal Protective Equipment (PPE) in dental settings because it provides essential protection for the face, particularly the eyes, nose, and mouth, from splashes, sprays, and spatter that can occur during dental procedures. It acts as a barrier against infectious materials, which is critical in maintaining infection control and ensuring the safety of both healthcare providers and patients.

While the other options may play roles in the dental office, they do not serve as primary protective barriers in the same way. A dental bib is primarily used to protect the patient's clothing and may help keep the work area clean but does not provide protective coverage for the dental team. Disposable razors are not a component of PPE and are not relevant to infection control; they are used for personal grooming rather than safety during dental procedures. A hairnet helps to contain hair but does not protect the face or eyes from potential contaminants. Thus, the face shield stands out as an essential piece of equipment for safeguarding against exposure in a dental environment.