X-rays can be dangerous. true or false?

False, X-rays is not dangerous to a person unless that person is in the state of pregnancy. Generally X-ray only gives less radiation exposure to a person and it offers a lot more benefit than having a risk of getting a cancer. X-rays are fast and and simple method of imaging recommended by most of the doctors nowadays, it is painless and doesn't require much preparation and also doesn't require recovery time after having x-rays. The only time that x-rays become dangerous to a persons health is when they are exposed too much of radiation however, this risk is very low.

Tobacco would be the answer . good luck!