 
 <translate> Not every blue collar worker is a supervisor. A worker operating a machine needn't be checking to make sure the machine is running well. So, the answer is it is not possible to tell. <hau> Ba kowane ma'aikaci ba ne mai kula. Wani ma'aikacin da ke aiki da na'ura ba ya buƙatar duba don tabbatar da cewa na'urar tana aiki da kyau. To, amsar ita ce ba zai yiwu a faɗi ba. 