[Appalled but Not Surprised]

The use of contraceptives is mortally sinful regardless of circumstances.

Based on what? What verse in the Bible says that?>>

Humanae Vitae, 1968. Also, the bit about "thou shalt not kill"

[sauropod]

Humanae Vitae, 1968 is not a Bible verse.

Also, the bit about "thou shalt not kill"

By your logic, you should be starving to death. You either eat something that is still living (plants) or something that once lived - meat, fish, etc.