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20 votes
Which of the following cigarette ingredients is known to cause cancer?

•tar
•arsenic
•formaldehyde
•All of these ingredients can cause cancer.

User Cami
by
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1 Answer

5 votes

Answer:

tar

Step-by-step explanation:

tar is the reason your lungs go black because it is evaporated into the smoke that you breathe in and is known to be the most known cause of cancer

User Vvkatwss Vvkatwss
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