In every step of food preparation, follow the four steps of the Food Safe Families campaign to keep food safe: [Top of Page] Cooking Cook all raw beef, pork, lamb and veal steaks, chops, and roasts to a minimum internal temperature of 145 °F (62.8 ºC) as measured with a food thermometer before removing meat from the heat source.
Recycled aggregates consist mainly of crushed concrete and crushed asphalt pavement.Below is a selected list of commonly used metallic and nonmetallic minerals, ore minerals, mineral byproducts, aggregates, and rock types that are used to make products we use in our daily life.Natural aggregates include sand, gravel, and crushed stone.Beryllium salts are used in x-ray tubes and as a deoxidizer in bronze metallurgy.The gemstones of beryl, a beryllium mineral, are emerald and aquamarine.