Internship in research and development department of Polyeco S.ADuring this short period of time, i had the chance to get a valuable knoledge of how the industry works. Some of the tasks that had to fulfill was : • Research draw and design of equipment relevant to the recycling of solid and liquid waste such as shredders • Assembly of machines including welding using MIG.• Supervise and learn about the batteries and fluorescence lamps recycling progress.