It's not. If your mother is telling you to eat the crust because it's "good for you" ... well, it's not bad for you, and not eating it is wasting food, but it's not as if you'll curl up and die if you don't eat it because it contains nutrients you can't get in any other way.
A couple of studies have found that the crust is richer in fiber and antioxidants than the bread itself, but if the only fiber and antioxidants you're getting come from bread crust you're either eating way too much bread crust or not nearly enough fiber and antioxidants.
It's what we live on.
Type your answer here... why is the crust important?
the Crust
It stops us falling into the mantle. Superheated rock ruins most people's days.
The crust.
Oxygen is the most abundant in the Earth's Crust 46.6% ElementApproximate % by weightOxygen46.6Silicon27.7Aluminum8.1Iron5.0Calcium3.6Sodium2.8Potassium2.6Magnesium2.1All others1.5
The crust on that pie is yummy! The earth's crust shifted. The people in high society have been referred to as "upper crust".
We live on the crust
Because that is where they live.
people
people do stuff
The top layer of the Earth's surface is called the crust (it lies on top of the plates). Oceanic crust (the thin crust under the oceans) is thinner and denser than continental crust. Crust is constantly being created and destroyed; oceanic crust is more active than continental crust.