Styrofoam is the brand name for polystyrene foam and it is used in disposable coffee cups, coolers, plates, packaging materials, etc. Polystyrene is made up of multiple units of styrene. Styrene is believed to be a carcinogen (cancer causing) by the Department of Health and Human Services and the International Agency for Research on Cancer. (https://ntp.niehs.nih.gov/ntp/roc/content/profiles/styrene.pdf) #plasticpollution #styrofoam #cups #polystyrene #microplastics #toxic #riverkeeper | Tenness