The reason that you can tell that it was chemical is because you can see the bubbles forming. This means that it is giving off a gas.
Answer:
Try not to eat as much Junk food, you still can, just not too much. [maybe like 1 bag per week or smth.]
Work out regularly.
eat veggies
The answer is ego integrity versus despair. This usually rises in late adult hood where the individual will have the sense of reflecting to one's life in a way that he or she will try to depict if he or she has completely done his or her life well. It usually comes of having the feeling of satisfaction or being able to feel of regretfulness. As in the stage of late adult hood, this is the stage where the individual tend to look and pass by on his or her past and starts to reminisce memories of how he or she has done his or her life.