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.
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.