You can use a spectrometer to examine the composition of a substance.

He strongly believes in the value of humanism.

My four treasures of the study are a fountain pen, a pencil, an eraser, and a ruler.

Her name is Secret.

I obtained the natural coat certificate for my dog.

What procedures are necessary to obtain his death certificate?

The Books of Moses are the first part of the Jewish and Christian Bibles.

Alkaline earth metals are located in Group 2 of the periodic table.

He was immersed in music.

The density of this substance is very high.