[investigateworld]

Do you think we drill for it....

If we had too,yes.

Pizza and beer are consumables, necessities - yes.....

But to lump them in with steel and jet engines?

That's disingenuous.

[1rudeboy]

No, it only seems disingenuous, and is usually promoted by someone trying to make you scared enough to buy gold, or some sundry financial newsletter.

The categories can be broken-out into durable and non-durable goods. Please remember that those two terms have a specific meaning in the field of economics.