Black lead chemical symbol Pb on plain white background
Schlüsselwörter
lead,
chemical,
symbol,
element,
periodic table,
science,
chemistry,
atom,
scientific,
education,
research,
laboratory,
physics,
matter,
metallurgy,
metal,
industrial,
toxic,
mineral,
heavy metal,
minimalist,
clean,
bold,
typography,
letter,
monochrome,
graphic,
vector,
illustration,
icon,
logotype,
signs,
simple,
plain,
white background,
isolated,
cognition,
study,
school,
learning,
experiment,
concept,
academic,
information
Deutsch
