100+ Small size enterprises PowerPoint (PPT) Presentations, Small size enterprises PPTs

Small size enterprises - PowerPoint PPT Presentation

Part 2: Waste management Waste recycling industry in HK Sewage treatment in HK

Science Update Programmes for Secondary School Teachers 02-03 (Biology) Course 1. Human Responsibility for Environmental Conservation Part 2: Waste management Waste recycling industry in HK Sewage treatment in HK 1. Waste recycling industry in Hong Kong

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801 views • 33 slides

The economy of local biogas-fired CHP plants

The economy of local biogas-fired CHP plants. I. Renewable energy from biomass. Biogas Biogas is a product of the fermentation process caused by methane bacteria. It is a mixture of the following gases: 50 - 70% of methane 32 - 37% of carbon dioxide 0,2 - 0,9% of nitrogen

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354 views • 17 slides

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'Small size enterprises' presentation slideshows

Small size enterprises - PowerPoint PPT Presentation

Part 2: Waste management Waste recycling industry in HK Sewage treatment in HK

The economy of local biogas-fired CHP plants