Delhi paints offers with highly performed polyurethane [pu] coatings. They have single and dual component.
Single component- it is thin and mixed with mineral turpentine which can be easily used without causing any health hazards.
Dual component - it is supplied as part -1 & part-2 which has to be to be mixed as per the recommendation given on the pack by the manufacturer. It is to be used only in well ventilated areas. One has to avoid inhaling, direct touch with body etc.