Luanda — Most of the firms operating in the area of inerts exploitation in Angola has been infringing the legal standards of the functioning, says a source with the sector.

This was announced by the director of the juridical office of the Ministry of Geology and Mining, Moisés David, during a press conference that aims at presenting the balance of the activities related to the inerts exploitation.

According to him, the firms do not respect the general conditions of security, hygiene, health at work, as well as social security and taxes.

He also said that the firms do not make studies of environmental impact, do not restore the soils and leave in condition of abandonment the areas of exploitation.