Safety of bottles and cups

Q1:Gender

Q2:Range of age

Q3:Is your major related to chemistry

Q4:Which kinds of bottles or cups for drinking water would you prefer? (three choices)

Q5:Which kinds of bottles or cups for drinking water would you prefer in order?

Q6:Would you use plastic bottles or cups?

Q7:If you use plastic ones, which part is most important for you?

Q8:Would you read the warning labels before you buy bottles or cups？

Q9:Would you believe there are some particulae way for different kinds ofbottles or cups?