What is the standard chemical used to remove caffeine from coffee beans?
a. Nitric acid
b. Sodium propionate
c. Methylene chloride
d. Polybrominated biphenyl
e. Hydrochloric acid
Question 2
Which of the following toxic substances are formed from production of paper products used in food packaging?
a. PBBs
b. URPs
c. Dioxins
d. BHT and BHA
e. PFOA