şuradaki 3. cevap,
community.discovery.com"It’s just anatomy and simple math.
You might think that your fingers are weak, because how could something with such small muscles actually be strong? Well, fingers don’t actually have muscles. They’re powered by tendons in your arms. And they’re pretty strong.
4 people = 8 index fingers. Now let’s say you’re lifting an average, full-grown man. That’s about 180 lbs.
180 lbs ÷ 8 fingers = 22½ lbs/finger. Sounds like a cinch now, doesn’t it?"