formed by the decomposition of volcanic ash deposited millions. of years ago in an ancient inland seaway. It is widely used as a. drilling mud for oil and natural gas wells; other uses include cat. litter, cosmetics, a binding agent in animal feed, and a found-. ry-sand bond in iron and steel foundries.
Best Answer: No, there is no need to cover it. Ham is already cooked, so you just have to heat it thru. Cook it in the oven at 250 for about an hour. It will not brown at that temperature. You don't have to cover the ham especially if you use a glaze, but if you want you could also use a deep enough pan for the ham and flip a cookie sheet over the top to act as a lid. NO it is not required at all and it will get noice and crusty just as ppl have said keep the temp low and dont overcook it.
Step 1: Preheating the oven and preparing the ham. Preheat the oven to 325Â°F. You do not need to wash a ham before baking. This versatile meat requires no embellishment; however, scoring a diamond pattern in the skinlike outer layer and brushing on a glaze during baking makes the ham a showy centerpiece and adds flavor.piral-cut: Fully cooked bone-in or boneless ham that is presliced for easier serving and often comes with a glaze packet. Water or brine added: Fully cooked ham injected with brine or with water added. The label on the ham will say if the ham has water or brine added.