Food Contamination Review Paper

I need a comprehensive review paper on food contamination, focusing specifically on chemical contamination. The paper should synthesize information from a variety of sources, including:

- Scientific journals
- Government reports
- News articles

Ideal Skills and Experience:
- Strong background in food safety or environmental science
- Experience writing review papers
- Ability to analyze and integrate information from diverse sources
- Excellent writing and editing skills

Please provide samples of previous work.