How do you catch rid of blood stain? No, I didn't kill anyone. I cut my shin and get blood...

No, I didn't kill anyone. I cut my shin and get blood on my jeans. I don't want my dad to find out. How do I clean it up?
How to remove pin polish out of runner?
Answers:    i swear this works and its super cheap. arranged, hydrogen peroxide. old blood, investigational blood any blood pour hydrogen peroxide on the stain and let it soak for a few minutes, rinse the stain out and repeat until the stain is gone next throw it in the clean up like mundane. i swear it works.
How can I verbs my bed matress?
Cold water.