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
2 â Calcium. One head of romaine has 206 milligrams (mg) of calcium (about 21% RDA). Blend it with calcium rich fruits like papaya and oranges and youâll get more calcium than a glass of milk! 3 â Omega-3s. One head of romaine lettuce contains 44% RDA of Omega-3 essential fats.