Uses:

Most of this chemical is converted to aluminium oxide (alumina) that is used
in the manufacture of aluminium metal.
The chemical is also used as a fire retardant filler, producing water vapor and
smoke suppressant for polymer applications. The gel form of the chemical is
applied to make aluminium salts as flocculants in water purification.
The substance is also used as an antacid, to treat/control, or manage high levels of phosphate in the body. In addition it is also used with a low phosphate diet to prevent the formation of phosphate urinary stones.
It can also be found in personal care products. Aluminum can in different
forms be found in dental implants.