testament – n. proof or evidence that something exists or is true

tomography – n. a technique for displaying a representation of a cross section through a human body or other solid object using X-rays or ultrasound.

seal – v. to close completely

digital – adj. using or involving computer technology

volume – n. an amount of something

technique – n. method

ink – n. a colored liquid used for writing or printing

shelf – n. a thin, flat area used to store objects