Most Metals Come from ________, Which Are Naturally Occurring Substances

question 9

Short Answer

Most metals come from ________, which are naturally occurring substances with a range of chemical compositions.

---

Definitions:

Advanced Directives

Legal documents that allow individuals to specify their preferences for medical treatment in case they become unable to communicate their wishes in the future.

Autonomy

stands for the right or condition of self-governance; the ability of an individual to make independent choices.

Nonmaleficence

A core ethical principle in healthcare that obligates healthcare providers to refrain from causing harm to patients.

Informed Consent

A process by which a patient or participant is fully informed about the procedures and risks involved in a medical treatment or research study and voluntarily agrees to participate.