soljourner/material-properties-db
Query fluid viscosities, densities, and material properties vs temperature
npx skills add https://github.com/Soljourner/claude-engineering-skills --skill material-properties-db
Take soljourner/material-properties-db from the repository into ~/.claude/skills for personal
use, or into .claude/skills inside a project.
The agent identifies a skill by the name field in its header. Two skills with the
same name cannot sit side by side — one of them will be ignored.