Callum Johnston
Colourful – both literally and figuratively.
A silent part of everyday life,
an unsung hero
No surprise then,
It’s named after a Greek goddess.
Its range and versatility
takes my breath away
quite literally;
vanadium causes lung defects.
About the Author
I’m Callum and I’m a 4th year undergrad chemist at the University of Sheffield. In my spare time I play bass and paint.