graphite.

A form of carbon with atoms arranged in linked sheets that can slide relative to one another.

Use it for

Words that belong together

• graphite lubricant
• a graphite electrode

On the page

The graphite electrode darkened the gloves during removal.

They used graphite lubricant where oil would contaminate the chamber.

Usage notes

Primary category: sci-fi. Forms: Usually uncountable. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.