assignment Task Directions: Check all the following sites to fill in your worksheet. account_tree Process http://www.drugfreeworld.org/drugfacts/heroin.html http://f.edgesuite.net/data/www.drugfreeworld.org/files/truth-about-heroin-booklet-en.pdf?_=FITqEWbm https://www.drugabuse.gov/publications/drugfacts/heroin http://teenshealth.org/en/teens/heroin.html?ref=search http://abovetheinfluence.com/drugs/heroin/#facts
