A large block of mischmetal, a mixture of lanthanum, cerium, and a few other random rare earths. Blocks like this are used for spark effects in movies. It is incredibly sparky stuff, here I'm holding it up to a small grinding wheel. The Spin and Rotate videos show this in action.
Dan The Produce Man from Dan's Fresh Produce in Alameda, CA tells us how we can keep lettuce fresh for 3 to 4 weeks in the refrigerator. Dan The Produce Man from Dan's Fresh Produce in Alameda, CA tells us how we can keep lettuce fresh for 3 to 4 weeks in the refrigerator. Category Entertainment
Apricots. Refrigerator: 5 days. Tip: To ripen, keep at room temperature in a paper bag until soft and fragrant. Artichokes. Refrigerator: 1 week. Arugula, bagged and in clamshells. Refrigerator: No matter how fresh the leaves look, follow the expiration date on the package, since bacteria can develop.