|
|
| the work shift during the night (as midnight to 8 a.m.) | ||||
|
|
| either of two short watches: from 4-6 pm or 6-8 pm | ||||
|
|
| the work shift during the evening (as 4 p.m. to midnight) | ||||
|
|
| workers who work during the night (as midnight to 8 a.m.) |