Ecotoxicity tests on solid residues from microwave induced pyrolysis of different organic residues: An addendum

Microwave-induced pyrolysis of organic wastes has been demonstrated to be a suitable technology for the production of syngas (H2 + CO). However, there is a need for developing alternatives to manage the residual streams from this process. In this short communication, the use of the solid fraction from microwave-induced pyrolysis as a soil conditioner and its ecotoxic effect on the growth of barley and cress plants have been studied. The porous structure of these chars has been found out to be one of the possible factors related to the germination rates. This alternative has resulted to be highly promising since the toxic effect on plants germination was very limited or non-existing regardless of the municipal waste char composition.

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Bibliographic Details
Main Authors: Beneroso Vallejo, Daniel, Arenillas de la Puente, Ana, Montes Morán, Miguel Ángel, Bermúdez Menéndez, José Miguel, Mortier, N., Verstichel, S., Menéndez Díaz, José Ángel
Other Authors: European Commission
Format: artículo biblioteca
Language:English
Published: Elsevier 2016-08-11
Subjects:Organic municipal solid waste, Pyrolysis, Biochar, Plant toxicity,
Online Access:http://hdl.handle.net/10261/137603
http://dx.doi.org/10.13039/501100000780
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Summary:Microwave-induced pyrolysis of organic wastes has been demonstrated to be a suitable technology for the production of syngas (H2 + CO). However, there is a need for developing alternatives to manage the residual streams from this process. In this short communication, the use of the solid fraction from microwave-induced pyrolysis as a soil conditioner and its ecotoxic effect on the growth of barley and cress plants have been studied. The porous structure of these chars has been found out to be one of the possible factors related to the germination rates. This alternative has resulted to be highly promising since the toxic effect on plants germination was very limited or non-existing regardless of the municipal waste char composition.