You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Thorium induced tumor is which of the following and explain in detail?
Ref Robbins 9/e p519 Angiosarcoma of liver is a highly aggressive tumor which is associated with exposure to: Vinyl chloride Arsenic Thorotrast Thorotrast is a suspension containnig paicles of the radioactive compound thorium dioxide .it emits alpha paicles due to which it has been found to be extremely carcinogenic