RUBBER RESIN S/M S/M DAMMAR RUBBER RESIN FOR THE PREPARATION OF ARTISTIC PAINTINGS AND IN THE RESTORATION OF PAINTING GUM DAMAR RESIN EXPORT QUALITY NATURAL RESIN EXTRACTED FROM PLANTS OF THE CONIFERA FAMILY
RUBBER RESIN S/M S/M DAMMAR RUBBER RESIN FOR THE PREPARATION OF ARTISTIC PAINTINGS AND IN THE RESTORATION OF PAINTING GUM DAMAR RESIN EXPORT QUALITY NATURAL RESIN EXTRACTED FROM PLANTS OF THE CONIFERA FAMILY