Proper placement is the first step in good care of Hibiscus. They are used as informal hedges or screens, foundation plants, or as a background for other garden plants. They do not do well as formal sheard hedges. It is better to use a single variety and color for mass planting than mixing, for appearance.
Feldspar is used as bonding agent along with magnesium oxide, magnesium chloride and other synthetic glue in the manufacture of abrasives, wheels, discs and other shapes. FELDSPAR comprises a group of minerals containing potassium, sodium, calcium and aluminium silicates.
Cobalt is used for a wide range of applications including: 1  The manufacture of super-alloys, the primary application of cobalt produced today. These super-alloys are, in turn, used in turbine blades for jet aircraft engines and gas turbines; medical orthopedic implants like hip and knee replacements; and permanent magnets.