1 Chemical preparations, namely, non-toxic, limescale removing solution for industrial and professional applications, not intended for household use; chemical preparations used to dissolve both mineral and chemical based limescale buildups; non-toxic internal chemical cleaners of seawater systems; chemical solvents for dissolving water scale, lime and rust deposits from water containing apparatus; non-toxic internal chemical for use in safely removing marine growth and scale buildup; chemicals for the treatment of water and wastewater