mɛtɹˈɑːlədʒi ɪz dᵻfˈaɪnd æz ðə sˈaɪəns ʌv wˈeɪts ænd mˈɛʒɚz, wˌaɪl ɐ pˈiːmˈɛl ɪz ðə plˈeɪs wˌɛɹ tɛknˈɪʃənz pɚfˈɔːɹm ˈɔːl ʌvðə mɛtɹˈɑːlədʒi fɚðə jˈuː.ˈɛs. ˈɛɹ fˈoːɹs.
Metrology is defined as the science of weights  & measures, while a PMEL is the place where technicians perform all of the metrology for the U.S. Air Force.