do you think people could accidently mx two or more things together to make a serious illness like cancer

Question: do you think people could accidently mx two or more things together to make a serious illness like cancer
- Keywords:
  accidental,
  cancer,
  illness,
  serious
Asked by anon-182546 to Helen on 25 Jun 2018.
- Helen Cooper answered on 25 Jun 2018:
  
  We are constantly learning how the body works and discovering different things that can cause cancer so it’s possible. People used to think smoking was actually good for your health but now we know that it can cause cancer; who knows what we might discover next!

Question: do you think people could accidently mx two or more things together to make a serious illness like cancer