When you complete this lesson, you will be able to identify the three basic types of hydraulic fluids. In addition, you will be able to describe some of the considerations that need to be taken into account when selecting a hydraulic fluid for a specific hydraulic circuit. • Define hydraulic fluids • Identify the three basic categories of hydraulic fluids • Identify the most important factor to consider when selecting a hydraulic fluid for a specific hydraulic circuit • Discuss the difference between monogrades and multi[1]grades • Describe the three major causes of hydraulic fluid contamination
