How much oil is used to make plastic

[GoldfishLord]

How much oil is used to make plastic?
(reference: https://www.eia.gov/tools/faqs/faq.php?id=34&t=6
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I'd like to know if "to" is a shortened form of "in order to" in that context.

 

[probus]

No.

 

[Phaedrus]

I agree that "to" is not a shortened form of "in order to," but I do think "in order" can be inserted before "to" there.

How much oil is used in order to make plastic?

Compare:

How much oil is used for the sake of making plastic?

 

[Rover_KE]

I'd like to know if "to" is a shortened form of "in order to" in that context.

No. It's the other way round.

'in order to' is an unnecessarily lengthened form of 'to.'