Interdependence. Interdependence is a key idea in science. As students learn about science, they begin to understand that the earth is not a group of discrete parts but a continuous environment existing over time as well as place.
In order to remove the caffeine from coffee beans, the beans are washed in a solvent (a liquid capable of dissolving substances), transferring the caffeine from bean to liquid in a process known as extraction. To extract caffeine from whole coffee beans, the following solvents can be used:
Starbucks is pretty damn close to having the highest caffeine content but their grande brewed coffee has 330 mg of caffeine, making it a close runner-up. Thatâs still a ton of caffeine, though. 1. Coffee Bean & Tea Leaf