Students learn about sampling by tracing improvements in sampling procedures over the twentieth century. Scientific inquiries involving flawed sampling are illustrated and discussed using the Literary ...

Bees (family: Apidae) are important ecologically and economically as primary pollinators of many natural and agricultural systems. Given current concerns about declining numbers of bees, many ...

Traditional grab sampling methods require supplementary devices such as electric pumps, batteries, charging devices, calibrators, tubing, connectors, and auxiliary equipment. The collection of whole ...

(Nanowerk News) The monitoring of air contamination by engineered nanomaterials (ENM) is a complex process with many uncertainties and limitations owing to the presence of particles of nanometric size ...

This article discusses reduced sampling and testing of starting materials or components. Different strategies are presented to reduce the workload at the steps from sampling to release. Viewpoints ...

Many marginalized populations face severe health inequities in developed countries. These include people who are poor, homeless, sell sex or use alcohol or illegal drugs. In Toronto, an estimated 19% ...

The solidity of concrete, the taste of chocolate, or the solubility of drugs – these are just a few examples of chemical or physical material properties which are affected by particle size. Thus, the ...

This is the metadata section. Skip to content viewer section. Aim: Species distribution information is essential under increasing global changes, and models can be used to acquire such information but ...