titanium dioxide
![Plastic grocery baskets along with grocery store purchases including sunblock](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/lcnano_materials.png?h=beb7f838&itok=3YiW-BVi)
Buy It, Or Better Not?
In this activity, learners consider the costs, risks, and benefits of nanoparticles in various products.
Product
![](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/Banana-50kx-2.jpg?itok=NA85-19d)
Scientific Image - Titanium Dioxide Particles
Magnified image of titanium dioxide particles in sunscreen using a Transmission Electron Microscope.
Product
![](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/Banana-50kx-1.jpg?itok=aEFV52nJ)
Scientific Image - Titanium Dioxide Particles
Magnified image of titanium dioxide particles in sunscreen using a Transmission Electron Microscope.
Product