The production of silk originates in China in the Neolithic (Yangshao culture, 4th millennium BCE). Silk remained confined to China until the Silk Road opened at some point during the later half of the first millennium BCE.
Shift work eating tips:Whole grain, carbohydrate-based and low-fat foods tend to make us sleepy, which makes them an excellent choice for a meal before bed. Protein-rich foods keep us alert, which makes them a good choice for meals and snacks eaten during an evening or night shift.
When you consider the evening shift as running from around 4 p.m. to midnight and a night shift as running from midnight to 8 a.m., some other differences in roles exist. In a retail store, the night shift often performs inventory restocking and other organizational duties while customer demand is relatively low.