ðiːz mˈɛθədz kæn biː pɚtˈɪkjʊlɚli ɛkspˈɛnsɪv wɛn dˈʌn ɪnðə jˈuː.ˈɛs., wˌɛɹ fˈæktɚɹiz mˈʌst mˈiːt mˈoːɹ stɹˈɪndʒənt ɛnvˌaɪɹənmˈɛntəl ænd lˈeɪbɚ stˈændɚdz ðɐn ɪn mˈɛni lˈoʊkˈɔst nˈeɪʃənz.
These methods can be particularly expensive when done in the U.S., where factories must meet more stringent environmental and labor standards than in many low-cost nations.