Background: The revised National Institute for Occupational Safety and Health (NIOSH) lifting equation (RNLE) is commonly used for risk assessment of manual handling, and can estimate low back pain (LBP) biomechanical stressors of lifting and/or lowering of loads. The aim of this study was to evaluate manual material handling by using the RNLE, LBP, and LBP disability index (LBPDI) among worker...

Restoring all facility operations after the 2001 Amerithrax attacks took years to complete, highlighting the need to reduce remediation time. Some of the most time intensive tasks were environmental sampling and sample analyses. Composite sampling allows disparate samples to be combined, with only a single analysis needed, making it a promising method to reduce response times. We developed a st...

Preliminary results of an investigation into the possible use of glass-ceramic frits from fly ash and glass cullet in terracotta (stoneware) tile manufacture are reported. Two new ceramics were studied and compared with a plant composition, containing 45 wt.% sodium feldspar. In the first ceramic batch 20% of the feldspar was substituted by frits and in the second the whole amount of feldspar w...

Most people on Java Island in Indonesia use roof tiles as roofs for their buildings. The advantages of tile include the availability various models, cheaper price, light weight, easy installation process, absorb heat, low noise when exposed to rain, and durable. produced by small medium industries have not met quality requirements. This study was conducted determine optimum factor level product...

the current study aims to examine the  effect of glass cliff on work engagement with the mediator roe of organizational silence. the statistical population consists of all formal staff of women in bu-ali university of hamedan, totally 88,   among which 52  were selected by stratified random sampling method. data were gathered through three questionnaires, the glass cliff, organizational silence...