About 10,000 vaporizers and 5,000 aromatherapy diffusers, manufactured by Juvenile Products Corp., are being recalled because a defective internal heater that can cause sparking and emit flames while in use, posing a fire, burn and shock hazard.

There have been reports of 25 incidents involving these products, including at least six fires.

Juvenile Products Corp. is now out of business.

Consumers who purchased the recalled vaporizers or diffusers at Wal-Mart should contact Wal-Mart at (800) 925-6278 or visit www.walmart.com, and consumers who purchased the products elsewhere should contact the retailer or the U.S. Consumer Product Safety Commission at (800) 638-2772 or visit www.cpsc.gov.