Increasing knowledge about the risk of toxic effects caused by anthropogenic mercury accumulation in ecosystems has resulted in a growing pressure for reduction of the discharge of mercury waste. Consequently, the mercury waste problems of dental clinics have been given increased attention, and restrictions on handling and discharge of contaminated waste have been established in several countri...

Abstract In this study, liquid smoke production waste gas (LSPW) was used as a substitute for carbon monoxide (CO) and filter in handling frozen tuna steaks. Tuna steaks were packed plastic bags, then inside the bag, steak sprayed with CO LSPW, stored at 4°C two days. After that, each package vacuumed -25°C four weeks. Observation of quality deterioration started from beginning storage until fo...

The use of plastic in production began at the beginning 20th century. It is a cheap material, easy to manufacture, process creation it acquires any form, resistant acids and alkalis, has high water resistance, not subject corrosion many more advantages over other materials. A wide variety products are made from plastic: stationery, tableware, children's toys, clothes, bedding fillers, furniture...

Rural areas are often neglected with respect to solid waste management, and if some kind of management is in place it inadequate, causing harm the rural population environment, especially when open burning dumping practiced. These practices performed areas/isolated communities worldwide. In today's scenario, any actions taken by cities generally do not focus on implementing a circular economy, ...

In addition, due to the nature of ABG testing, clinicians cannot afford to waste time or resources when making decisions based on an ABG sample analysis. To ensure accurate results for such decision-making, it is imperative that the analytical process be as standardized and finely calibrated as possible. For example, variations in technique in the areas of specimen preparation, turnaround time ...

S olid waste is an environmental concern throughout the world. The work of handling this waste involves diverse hazards, and is the focus of many prevention activities. In Brazil, as elsewhere, the increasing consumption of goods has generated a huge volume of waste, raising questions about the impacts of inadequate collection and traditional waste disposal technologies on the health of workers...