Letting children play with hand-me-down plastic toys could constitute a health risk. When researchers at the University of Gothenburg tested a large number of old toys and dress-up items made of plastic, 84% of the items were found to contain toxins that can disrupt growth and development and reproductive capacities in children. These toxins are an obstacle for the circular economy in the future involving reuse and recycling, the researchers explain.
source https://www.lifetechnology.com/blogs/life-technology-science-news/toxins-in-old-toys-an-obstacle-for-circular-economy