Chapter ONE

1.1 Introduction
1.2 Background of Study
1.3 Problem Statement
1.4 Objective of Study
1.5 Limitation of Study
1.6 Scope of Study
1.7 Significance of Study
1.8 Structure of the Research
1.9 Definition of Terms

Chapter TWO

2.1 Overview of Esters
2.2 Chemical Properties of Methyl Esters
2.3 Chemical Properties of Ethyl Esters
2.4 Production Methods of Methyl Esters
2.5 Production Methods of Ethyl Esters
2.6 Applications of Methyl Esters
2.7 Applications of Ethyl Esters
2.8 Comparative Analysis of Methyl and Ethyl Esters
2.9 Environmental Impact of Methyl Esters
2.10 Environmental Impact of Ethyl Esters

Chapter THREE

3.1 Research Design
3.2 Sampling Method
3.3 Data Collection Techniques
3.4 Data Analysis Procedures
3.5 Research Variables
3.6 Research Ethics
3.7 Instrumentation
3.8 Data Validity and Reliability

Chapter FOUR

4.1 Overview of Findings
4.2 Comparative Analysis Results
4.3 Discussion on Chemical Properties
4.4 Discussion on Production Methods
4.5 Discussion on Applications
4.6 Environmental Impact Analysis
4.7 Comparison of Environmental Impacts
4.8 Implications and Recommendations

Chapter FIVE

5.1 Summary of Findings
5.2 Conclusion
5.3 Implications for Future Research
5.4 Recommendations for Practice
5.5 Contributions to Knowledge