Theoretically these made a fair defense round. Don't know if I'd gamble my life on it.
Norma - 9mm - 65 Grain - Frangible
Norma Ammunition - 9mm - 65 Grain - Frangible: High-quality frangible 9mm ammunition by Norma. Designed for reduced ricochet and improved safety. Perfect for training and close-quarters shooting.
trueshotammo.com