Take a look at this video produced by Tulsa (OK) Fire Department - https://www.facebook.com/TulsaFireDept/videos/1018753546612123/. It has great safety information on lithium ion batteries! Check out our Special content page of the WEGOFPD website for area recycling options: https://www.wegofpd.org/content/special/ P.S. - The dogs are safe and sound!