If your own home has ungrounded or unpolarized outlets, it could be time to improve the wiring for basic safety explanations. You can find an erroneous inclination to refer to power conversion equipment with integrated plug pins as plugs, but IEC 60050 refers to these as 'direct plug-in machines' described https://dominickpybeg.win-blog.com/9396654/the-electrical-wall-plug-types-diaries