Why is it advised to use creams that contains zinc oxide?!

Question: is there any reaction with zinc oxide and sunlight that protects the body from cancer of the skin?pls write chemical equations if neccessary.

---

---

Answers: is there any reaction with zinc oxide and sunlight that protects the body from cancer of the skin?pls write chemical equations if neccessary.

---

---

Zinc Oxide completely absorbs UV rays. It's a total sun block. That's why it's often used on noses and ears.

It's like covering your nose with tin foil.

:-)

---

---

no reaction with the skin, it is simply a physical block to the solar radiation.

---

---

---

---