Death. The ending of life. Murder.

None of that happens with bc or rubbers.

And sperm are not alive, to be alive you have to be able to reproduce at some point, sperm can never reproduce no matter how old they get.

Poop isn't human. Look up the genus homo and see if there is a homo turd listed there. A homo sperm. There is not.

And if something is human or not matters quite a bit in many philosophies.