• 3 Videos, Slides, Films

• 3 Heat-engines
• 3 Thermodynamics
• 2 Dynamics
• 2 Mechanics
• 2 Physics
• 1 Anatomy
• 1 Architecture
• 1 Biology
• 1 Discoveries in science
• 1 Energy consumption
• 1 Energy development
• 1 Environmental aspects
• 1 Environmental sciences
• 1 History
• 1 Management
• 1 Natural resources
• 1 Physiology
• 1 Power resources

• 3 Films Media Group
• 3 Films for the Humanities & Sciences (Firm)
• 1 Cambridge Educational (Firm)
• 1 Canadian Broadcasting Corporation
• 1 Video Education Australasia

• 3 English

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