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Genetically engineered food and animals are now widespread in supermarkets. The safety is untested and we're conducting a global experiment. Novel changes by modifying genes has advantages but also consequences too. It also has potential impacts on the environment and its ecosystems.          

  Nanoparticles are extemely small particles that can travel to parts of the body where normally they are not found. The safety and long term effects of these particles is unknown, but we're using them anyway! Titanium issues are discussed in terms of possible relationship to lung cancer. The safety tests are being done on the population at large....