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Productive efficiency and density and viscosity studies of biodiesels from vegetable oil mixtures
Currently in Brazil the minimum content of biodiesel in mixtures is 11% and, according to Brazilian laws, the goal is to reach 15% in volume in diesel fuel available for final consumers by 2023. Therefore, studies about ...
Ecological footprint of beef consumption in the state of Rio de Janeiro - Brazil
The beef production chain can cause considerable impacts on the environment depending on how it is carried out. The need to discuss the impact of the consumption of this food in a country whose production base is mainly ...
Influence of different methods of treating natural açai fibre for mortar in rural construction
Açai is a typical Amazonian fruit that has enormous potential for use in medicines and foods, whose consumption has been growing year after year. One of the major environmental impacts related to Açai is the generation ...
Technical and economic pre-feasibility study for the construction of septic tank-filter-sinkhole with alternative material
The study of the different materials used in the construction of septic tanks aims to facilitate and spread the use of this sewage treatment system in places that are not assisted by municipal sewage systems and in the ...