How thick is the ozone layer if squeezed to sea-level pressure?
3 mmAbout 0.12 in · Tiny
About 3 mm. Spread out at ground pressure, all the ozone above you would be that thin.
🌍3 mm
🔬a dust mite
To scale: the ozone layer squeezed flat is about 10× bigger than a dust mite.
Things about the same size
Many real things vary in size, so we use a typical or official figure. Spotted a mistake? Email [email protected].