the.com/crust
Earth's brittle skin, thinner relative to the planet than an apple's peel.
thin layerJust 1% of Earth's total volume
two typesOceanic crust is younger, denser, and recyclable
deepest holeHumans drilled only 12km before quitting
pizza heresyStuffed crust patented by Pizza Hut in 1995
floats aroundRides on the mantle like cracked eggshell