Topic 2 Uses Of Nanoparticles Flashcards
What are nano particles currently being used for
Catalysts - because of its large surface area to volume ratio
Nano medicine - particles such as fullerenes or absorbed more easily by the body this means they could deliver drugs right into the cells where they are needed
Electric circuits for computer chips - some nanoparticles conduct electricity
Silver nanoParticles have antibacterial properties - Used to make surgical masks and wound dressings can also be added to deodorants
Used in makeups- Are used to improve moisturises without making them oily
Why are the effects of nanoparticles and health not fully understood
Products containing Nanny particles have been available before the effects on human health has been investigated properly and we don’t know what the long-term impact on health will be
Why do some people believe products containing nano particles should be properly labelled
Because some people choose whether or not to use them because they don’t know the long-term effects
What are nano particles being used in that could impact us
Sunscreens as they have been shown to be better than materials in traditional sun creams at protecting the skin from harmful UV rays
Give better skin coverage than traditional suncreamS

Problems with using nano particles in suncream
Not clear yet with a nano particles get into your body and if they do whether they damage cells
It is also possible that when they are washed away they might damage the environment
