Writing Exercise, day 6 Plastic is one of the most relevant achievements in human history, and its development in industry without a doubt contributed to human life in some aspects. And we all see the things in our daily life that were made from that material: the containers, toys, electronic tools, measure tools and even clothes. About the last one, I think it is positive if it's used in tiny quantity than if it's higher, because the natural materials allow the body to breath.