polvorería 35
dusting : place where pyrotechnic games are produced or manufactured, where explosive compounds are mixed, pressed and loaded to produce pyrotechnic items. enclosure used for research, development of chemicals to produce pyrotechnic articlesthe following operation are not considered dusty. *sale of finished pyrotechnic products. *assembly of finished pyrotechnic items *minor repairs or modification of fireworks that do not include exposed pyrotechnic material (raw materials) *packaging of pyrotechnic items*placement of stopines and minor revocations pyrotechnic articles