There are no limitations associated with the use of PROPFX. Its Nano Fluid Surface Technology can be used wherever there is a need to protect against underwater fouling. Once fully cured PROPFX is totally inert and presents no hazards to human or marine life. The composition of PROPFX is non polluting and will not leach out harmful chemicals. All standard safety procedures associated with commercial and industrial grade paints should be observed in its handling and use.