Aims: Shipbuilding industry is one of the oldest and the heaviest production industries all over the world. There are several unsafe production processes which result accidents. Occupational accidents cause to death or injuries for workers, and financial loss for employers. For t...
Open access
Research Article10.9734/BJAST/2015/14126
Parinari polyandra B. seed is a potential source of oil with relatively high oil yield. Optimizing the extraction process of the oil will enhance its economic and industrial relevance, providing useful information for would be investors. Aims: This work is aimed at extracting oil...
Open access
Research Article10.9734/BJAST/2015/10747
Aim: To evaluate the antimicrobial properties of carbon and nitrogen doped titanium dioxide (C-TiO2 and N-TiO2) immobilized on glass support by examining the inactivation of E. coli ATCC 25922 bacteria in water. Study Design: Sol gel synthesis was used to prepare a series of visi...
Open access
Research Article10.9734/BJAST/2015/11049
Production and characterization of aluminosilicate refractory brick using Unwana beach silica sand, Ekebedi and Unwana clays has been carried out with a view to determining the suitability of localy available raw materials for refractory bricks production. The sand was used to co...
Open access
Research Article10.9734/BJAST/2015/12532
Power transformers form a vital component of the electrical power system; hence the protection of this equipment is a matter of priority towards ensuring a stable power supply. The unplanned outages of a power transformer could cost utility millions of dollars. It is therefore of...
Open access
Research Article10.9734/BJAST/2015/10832
This study was aimed to develop a device which can process Zobo juice at an economic rate utilizing the principle of leaf extraction method. Four tanks were constructed using aluminium sheet and stainless steel. The boiling, heat exchanger, and homogenizing tanks were made of alu...
Open access
Research Article10.9734/BJAST/2015/12668
The properties of foamed concrete as a variable density concrete, is now being tapped for effective application in the global construction industry. This study presents the properties and applications of this type of concrete at varying densities highlighting the advantages and c...
Open access
Research Article10.9734/BJAST/2015/13063
Yam is an important crop in Nigeria, where it is produced both as food and cash crop. Fusarium rots of yam are among the most important postharvest pathogens of yam worldwide, causing a lot of postharvest losses in stored yam tubers. Lactic acid bacteria (LAB) lower the pH and cr...
Open access
Research Article10.9734/BJAST/2015/12726
Aims: To evaluate the cytotoxic activity of aqueous and alcoholic extracts from Annona muricata L (soursop) seed and pulp on human tumor cell lines of breast, prostate and cervix; as well as the antioxidant and antimicrobial properties of those extracts. Study Design: For cytotox...
Open access
Research Article10.9734/BJAST/2015/13587
Introduction: With the huge growth of social networks, their use is increasing in hospitals and clinics and by physicians. However, health professionals are not always aware of the risks inherent to the use of these tools. The aim of this study is to analyse the problems associat...
Open access
Research Article10.9734/BJAST/2015/12750
This work evaluates the radiological health risk from NORM exposure in bauxite deposition sites of West Region in Cameroon. In-situ and laboratory measurements were performed using dose rate survey meter and Broad Energy Germanium (BEGe) detector. Radiometric analysis of 226Ra, 2...
Open access
Research Article10.9734/BJAST/2015/13352
Background: It is needful to design a process that will lead to the use of fast growing tropical plants for phytoextraction studies. Study Design: It is an analytical study. Place and Duration of Study: The study was conducted between October 2010 and June 2012 on selected dumpsi...
Open access
Research Article10.9734/BJAST/2015/9363
Aims: The objective was to evaluate different formulations of tucum (Astrocaryum aculeatum) paste about the nutritional value, sensory characteristics and acceptability. Study Design: Physicochemical analysis; sensorial evaluation; analysis of variance and Tukey test (p≤0.05). Pl...
Open access
Research Article10.9734/BJAST/2015/13160
In this paper, we used the extracts of three fresh plant seeds as photosensitizers for DSSCs based on TiO2 nanopowder as a semiconducting material. Ethanol was used to extract the dyes from the seeds. The fill factors of the cells sensitized with the seeds of Raphanus raphanistru...
Open access
Research Article10.9734/BJAST/2015/13654
With heavy hammer hammering method and road roller vibrating fixed-point method, field tests on dynamic characteristics were conducted for the brick-concrete structure beam of a teaching building. The experiment results of heavy hammer hammering method show that the horizontal an...
Open access
Research Article10.9734/BJAST/2015/12888