Reverse Osmosis Comprehensive Training Presentation

I need a knowledgeable freelancer to create an 8-hour PowerPoint training presentation on reverse osmosis. This will cover a full spectrum of topics, from the basic introduction to advanced principles and theory, as well as operation and maintenance of reverse osmosis systems. The audience will be engineering students, so the content should be technical, detailed, yet easy to comprehend.

Ideal Skills:
- Expertise in Water Treatment
- Proficiency in PowerPoint
- Excellent technical writing
- Teaching or training experience

Your task is to:
- Depict the complex concepts in the simplest way possible
- Include detailed explanations of principles and theory of reverse osmosis
- Thoroughly cover operation and maintenance aspects
- Structure the presentation to be engaging and easy to follow for an 8-hour training session.