In an experiment, a control is used to establish a baseline to compare the results of the main experiment to. Having a control group rules out any environmental variables, such as temperature and... In an experiment, a control is used to establish a baseline to compare the results of the main experiment to. Having a control group rules out any environmental variables, such as temperature and...
Knives, including small pocket knives, are only allowed in checked bags. Only plastic and round-tip butter knives are allowed as carry-on blades. Most bladed items are allowed in checked baggage, including scissors, razors, swords, axes, box cutters and blade tools, if they are properly wrapped or sheathed.
U.S. Customs and Border Protection: Can I bring food in my checked baggage into US? I would like to bring some Tortellini (made of flour, egg, prosciutto, mortadella, Parmigiano-Reggiano and pork sirloin) from Bologna (Italy) to a friend of mine in NY.