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“..., chitosan can be chemically or physically modified to obtain derivatives through different processes...”
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“...This paper presents the research on methods of ionization particles of CO2 and technique...”
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“... of environmental legislation. Wastewater receives a physical chemical treatment to separate the raw materials used...”
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“...Torrefaction enhances physical properties of lignocellulosic biomass and improves its grindability...”
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“...Erosion is a process of detaching and accelerated transfer of soil particles caused by water...”
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“... risk factor is intolerable due to the presence of particles of matter (PM2.5 - PM10) and a...”
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“...Create a structural design for the thermal spray process of ferromagnetic particles in aluminum...”
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“... of physical unit operations such as grids serve to remove all coarse solids bearing wastewater, a fine grid...”
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“... (smoker) suffers a physical and psychological dependence that generates a withdrawal syndrome, which...”
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“... of the physical and chemical characteristics of the soil of the farm Farms, through analytical determinations...”
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“... and workers are exposed when performing physical - chemical and microbiological tests in the Environmental...”
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“... to the negative changes of the physical, chemical and biological properties and causes by multiple factors...”
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“... production. Therefore, a physic-chemical system based on the advanced oxidation with the aid of a...”
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