Glow Sticks Put in Garbage Do Not Puncture If punctured, glow sticks can release chemicals that are dangerous for humans and other animals. Never empty glow sticks into drains. Dispose of glow sticks in the garbage. Glow Sticks Are Poisonous Never touch or ingest the contents of a glow stick. If contents are swallowed by accident, call Poison Control immediately. Ways to Reduce Use Alternative Lights For festive nighttime get-togethers, a strand of colorful LED lights can be brighter and more colorful than glow sticks while also being reusable. For simple get-togethers, rechargeable headlamps and flashlights are best.