My partner assisted in video taping and producing the video. Oil or petroleum is formed frrom decaying organic material that hs been buried with high pressure and high temperature. Natural gas is tpically found with coal. Coal is formed from decomposing swamp matter with high pressure and high temperature. Plastics are made form coal.
Petroleum is a mixture of oil and coal.
Photovoltaics are used for solar energy. Hydro-power is used mostly to produce heat for homes. The nuclear energy we used today is from cold fusion. OTEC produces energy by the movement of deep ocean currents. Energy produced from the Earth's internal heat is geothermal energy.