PULMONARY EFFECTS OF EXPOSURE TO PIG BARN AIR

Pulmonary effects of exposure to pig barn air

Abstract Swine production has undergone rapid transformation from family owned operation to a large scale industrial enterprise.Since increasing number of pigs are reared on a large scale in confined buildings, some of the swine barn workers may be employed to work eight All Purpose saddles hours per day.Swine barn workers suffer from higher incide

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Bank erosion events and processes in the Upper Severn basin

This paper examines river bank retreat rates, individual erosion events, and the processes that drive them in the Upper Severn basin, mid-Wales, UK.Traditional erosion pin networks were used to deliver information on patterns of downstream change in erosion rates.In addition, the novel automatic Photo-Electronic Erosion Pin (PEEP) monitoring system

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Nail psoriasis: a review of the literature

Nails are considered epidermal appendages, and as such, are commonly affected in patients with psoriasis, 80% of whom are likely to develop nail psoriasis as a result of their condition.Two patterns of nail disorders have been shown to be Beach Shorts caused by psoriasis.Nail matrix involvement can result in features such as leukonychia, pitting (p

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A Quantitative Approach to Air Traffic Safety at Very Low Levels

A safe integration of drone operations at very low levels, especially for beyond visual line-of-sight operations, must come with proper modeling of the mid-air collision risk at lower altitudes.In this Boots paper, we present a state-of-the-art quantitative model for the air risk assessment of unmanned aircraft system (UAS) operations and illustrat

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