sentence: Analytical chemistry looks at which chemicals are in things.
sentences_before: There are several types of chemistry.
sentences_after: For example, looking at how much arsenic is in food. Organic chemistry looks at things that have carbon in them. For example, making acetylene. Inorganic chemistry looks at things that do not have carbon in them. One example is making an integrated circuit.
concept_name: analytical chemistry
headings: Chemistry Types of chemistry