No
hydrogen peroxide?
You can go 3 weeks without food and without harming your body but after that your body starts to corrupt and get weakened.
maybe if you have ingested metal and it is harming your health so they go to remove it, or if you have had surgery before and they have placed a metal support piece or another object made of metal to help with bones, joints and other things and they are going to remove it.
Pain is important to the body, because it tells our body that something is harming it. Then the body will respond by changing something to make whatever it is, stop harming the body. (to stop the pain)
Your skin is the biggest thing that protects your body.
antibiotic
No. Body fat without any calorie surplus is not possible.
No, it is not possible to survive without skin. Skin serves as the body's first line of defense against pathogens, helps regulate body temperature, and prevents excess water loss. Without skin, the body would be extremely vulnerable to infection and dehydration.
No. Without blood circulating in the body, we can't survive.
The function of the brain is it controls the whole body and sends the body messages.
no Another answer: Yes, depending on the size of the jewelry, it is possible for any metal in or on the body to trigger the sensors. If so, expect to be wanded and searched.
Take it out from where or who and how? You certainly can not take it out of your body. A man can let it out when he ejaculates but taking it out is impossible without seriously harming himself. Even a sperm donation requires ejaculation.