4.
peas, beans, lentils, etc.
5.
press in a way to cause sth. solid to become powder
6.
dependant on sth. (cigarettes, drugs, etc.)
8.
youghurt, cream, cheese, milk, etc.
9.
chicken, duck, turkey meat
11.
a way out of a problem
13.
have difficulty doing sth.
14.
help you digest faster and better
15.
food that remained from a previous day
16.
fruit and vegetables are rich in those
20.
cause sth. solid (eg.ice) to become liquid