Hoping someone can help to explain on Flammable Rating: what is different between UL 94V-1 and UL 94V-0

Thanks you

Tuyen Tran (Ms.)
QAE-Sparton VN

______________________________________________________________________
This email has been scanned by the Symantec Email Security.cloud service.
For more information please contact helpdesk at x2960 or [log in to unmask] 
______________________________________________________________________