Hydrogen fuel cells are a promising technology for generating electricity with reduced greenhouse gas emissions. However, the environmental impact of cell production, hydrogen and end-of-life disposal must be considered to ensure sustainability technology. This paper presents life cycle assessment (LCA) cells, which evaluates across its entire cycle. The discusses results LCA, highlight importa...

Abstract Pollutants – gases or particles are emitted in indoor air by different sources such as building materials, furniture, occupants and their activities. Spending over 80 % of our time indoors, we directly exposed to substances that potentially harmful health. Through measurements simulation tools, the concentrations these can be evaluated. However, today, Indoor Air Quality (IAQ) is not t...

.......................................................................................................................... 3 Introduction ................................................................................................................... 3 Methodology .................................................................................................................. 5 Analysis ......

The sector of construction equipment is currently in change. The scarcity of fossil resources and raw materials as well as rising energy costs in the last years and new political and technical requirements has brought the industry to a massive rethinking. A reduction of energy consumption is one of the most important innovation topics in this industry branch. In order to fulfill high energy req...