About how much higher is the risk of a vehicle crash at BAC of 0.16 percent than a BAC of 0.00 percent?

If an online school program (i. e k12, ecot) assigns me a computer, would it be ok to use social media on it? would i get in trouble? i am not really sure from reading their terms and such.

Which is the link between heredity and tobacco addiction

What is your thoughts on the use of medical marijuana? (social experiment) re posted i need 5 opinions there are no wrong answers.