As the society advance with so many products, inventions and recipes for our consumption and use. We should know that some of those products can cause serious damages to our body system because of the dangerous chemicals used to produce them.
Here are some unexpected products you should stay away from:

1. Popcorn flavorings.
Why? Diacetyl. This is used to flavor some of the butter toppings but is so dangerous to the respiratory system when inhaled it causes a condition named 'popcorn lung'.
http://superamazingkids..com/2015/02/dangerous-chemicals-in-common-products.html