CFE223 VS H335 NO FURTHER A MYSTERY

If I remember correctly i bought it throughout the component scare,scarcity while in the ninety's and in no way applied it.I looked at Hogdon's relative melt away fee chart & H335 seems being a great deal more rapidly than CFE. Varget and BL-C2 seem like much like CFE with regards to burn up charge.All I am worried about is basic safety, I don't wa