u serious ? the thing you are typing on right now uses gold.. it can't use paper bills.
you can't eat a wheel , sleep under it or use it for fuel , but wheels are usefull
no the fact it is used for many things makes it usefull
useful
- of practical use, as for doing work; producing material results; supplying common needs.
you can't eat a wheel , sleep under it or use it for fuel , but wheels are usefull
no the fact it is used for many things makes it usefull
useful
- of practical use, as for doing work; producing material results; supplying common needs.



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