municipal waste collection; commercial, industrial, special and infectious waste collection; renting and disposal of small and industrial containers; unblocking cleaning and camera control of pipes; petrol and oil tank cleaning and scraping; industrial cleaning; sludge dewatering; selective collection of paper, cardboard, plastic, glass and wood, stiropor, rubber, electronic and computer appliances, televisions, domestic appliances, purchasing, repairing and sale of paletts, recycling centers and compost centers - management, special waste treatment by physico-chemical process (emulsions, oils, acids, bases, industrial sludges, ...)