| http://www.w3.org/ns/prov#value | - The actual input of the raw materials in the gasifying apparatus is a challenge.It is a pressurized process and the powder that is fed into the gasifier is composed of fibres and particles, which vary in characteristics depending on the origin of the material, for example whether it comes from birch or pine forests.It places great demands on the design in order to achieve a smooth and stable feed
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