The Deathclaw Gauntlet aka: Murder Glove. A staple of the crafting bench in Fallout 3, these days the Deathclaw Gauntlet is a little bit harder to come by for the average Wasteland citizen. But if you follow these steps you can get your hands on one for the mere price of killing a Deathclaw.
An isobar refers to all of the nuclides of all elements that have a particular atomic mass. For example, helium-6 is one of the many isotopes of helium. The isobars of helium-6 are hydrogen-6, lithium-6, beryllium-6, and boron-6. (Note, hydrogen-6, beryllium-6, and boron-6 are unbelievably short-lived).
Toolbar. Sometimes referred to as a bar, the toolbar is a row of boxes, often at the top of an application window that control various functions of the software. The boxes often contain images that correspond with the function they control, as demonstrated in the image below.