Federal Judge Blocks Iowa's Vaping Ban A Major Win for Small Busines Nicotine vape devices are now accepted for safe disposal at the @Iowa City Landfill & Recycling Center's Hazardous Material Collection Facility. Vape devices contain toxic nicotine and lithium ion batteries. Improper disposal of Stop the Iowa Vape Sales Ban A recent state law that would have banned the sale of most vaping products in Iowa has been blocked by a federal judge. Saying the state overstepped its authority in passing the Federal judge blocks Iowa law regulating the sale of e cigarettes and vaping products