1. Our stomach acid is actually strong enough to digest zinc and tin. Fortunately the cells in the stomach wall is renewed so rapidly that the stomach acid sempet not turn a "backfire".
2. The lungs are composed of 3 billion capillaries (small veins). If the veins are connected so one can reach 2400 km in length.
3. Man's testicles produce 10 million new sperm per day. Enough to replace all human beings on this earth in just 6 months.
4. Our bones are very strong - as strong as granite stone in weight-bearing. Experiments with a piece of bone the size of a matchbox can withstand loads up to 9 tons - four times stronger than steel concrete ..
5. Nails we need a period of 6 months to grow from the base to the tip of the finger
6.The biggest organ in our body is the skin. Adult male skin area approximately 1.9 m2. The skin continuously updated by our bodies and throughout the life of each person generating the waste of skin weighing 18 kg
7. When you sleep your body expands about 8 mm. When you wake up your body to shrink again as before. Why is that? It turns out the cartilage we can expand and shrink (when standing and sitting) like a sponge because of the influence of gravity.
2. The lungs are composed of 3 billion capillaries (small veins). If the veins are connected so one can reach 2400 km in length.
3. Man's testicles produce 10 million new sperm per day. Enough to replace all human beings on this earth in just 6 months.
4. Our bones are very strong - as strong as granite stone in weight-bearing. Experiments with a piece of bone the size of a matchbox can withstand loads up to 9 tons - four times stronger than steel concrete ..
5. Nails we need a period of 6 months to grow from the base to the tip of the finger
6.The biggest organ in our body is the skin. Adult male skin area approximately 1.9 m2. The skin continuously updated by our bodies and throughout the life of each person generating the waste of skin weighing 18 kg
7. When you sleep your body expands about 8 mm. When you wake up your body to shrink again as before. Why is that? It turns out the cartilage we can expand and shrink (when standing and sitting) like a sponge because of the influence of gravity.
