Objective: To reanalyse data on the lung content of asbestos fibres among brake mechanics. Methods: I re-analysed data published by Butnor, Roggli and colleagues on the lung content of chrysotile and tremolite asbestos fibres among brake mechanics and controls. Statistics of the distributions were estimated by maximum likelihood to accommodate observations below the detection limit. Mean concen...

Sucrose losses after cane harvest is one of the most important problems in sugarcane crop particularly for millers and farmers. Loss in sucrose after harvesting causes low sugar recovery in mills. There are a large number of factors associated with low sugar recovery such as varietal type, atmospheric conditions, time lag, etc. Sucrose losses occurring in postharvest sugarcane are generally of ...

The pulp and paper industry is primarily dependent on fibrous wood for production. However, this over-dependence poses serious environmental challenges such as the diminishing of stocks, deforestation, emission greenhouse gases, global warming. Therefore, to mitigate these associated with its utilization production, other sustainable raw material sources can also be considered production pulp. ...

Preservation of sawn timber from rubber trees with a water-soluble mixture boric acid and borax generates large quantity colored wood preservative solutions carries toxic metals, especially boron. To save costs, millers commonly reuse the mixtures in successive preservation cycles but regularly add to maintain boron levels. However, this strategy affects both color economic value treated wood. ...

Food security in Indonesia is still experiencing problems, especially the West Java region, starting from problem of food availability and ability community to meet needs. The goal access for every household or individual obtain purposes a healthy life with requirements receiving accordance prevailing values culture by taking into account socio-economic conditions, food. This study describes co...

The animal feed industry in Kenya has experienced rapid growth due to the increased demand for around major towns. That equally risks of exposure grain dust among workers. level awareness about and existing control measures not been adequately studied documented Kenya. overall objective study was assess management systems selected manufacturers Kiambu County, adopted a cross-sectional design. A...

Odorous gaseous such as ammonia and hydrogen sulphide produced by anaerobic bacteria are emitted when palm oil mill effluent (POME) is treated via digestion. The Department of Environment (DOE) under the jurisdiction Air Division has proposed an odour emission limit 12,000OUm<sup>-3</sup> at source sample for Malaysian mills recently. objective this paper to investigate concentratio...