E-waste or electronic waste is a major waste stream resulting from the boom in consumer electronics in the past decades. With the rapid pace of technology innovation and obsolescence that leads to shortened product lifespans, the growing demand for electronics and its resulting waste poses a significant challenge in every stage of its life-cycle from the utilization of raw materials, production...

BACKGROUND Waste produced in dental clinics has been the topic of investigations for many years. These waste materials have important health impacts and are hazardous to humans and the environment. OBJECTIVE To investigating solid waste production and its management in dental clinics in Gorgan, northern Iran. METHODS In this cross-sectional study, 45 of 143 public dental practices and 5 of ...

background: dental waste can be hazardous to humans and the environment. objective: to determine the current status of dental waste management in private and public dental clinics and private dental offices in shiraz, southern iran. methods: this cross-sectional study was conducted at the shiraz university of medical sciences from february through june 2013. a stratified random sampling method ...

Cultivation of strawberries in greenhouses and polytunnels is increasing, new sustainable growing media are needed to replace peat coconut coir. This study investigated the effect wood fiber compost as on hydroponically cultivated strawberries. Two experiments were conducted, where everbearing cultivar ‘Murano’ was grown mixtures (Experiment 1) seasonal flowering ‘Malling Centenary’ 2). Additio...

Ground vibrations can be caused by various sources such as traffic, construction activities, and industrial machinery. These propagate through the ground into adjacent structures or environment. Predicting controlling are essential in fields, transportation, construction, activities. Regulations guidelines have been developed many countries to manage impact of on people structures. Open In-fill...

Fiber reinforced composites plays major role in improving the strength of various applications current trends. Based on these trends combination natural jute/coir fiber hybrid composite different size length was examined this study. The fabricated by compression moulding technique impregnating jute and coir with unsaturated polyester resin, Cobalt octoate methyl-ethyl-ketone peroxide as acceler...