THE nature of ‘virus’ still eludes precise definition. No one knows exactly what it is, and none of the hypotheses covers all the apparent facts without a certain amount of artificial straining.

The data and guidelines presented here will assist those who operate plants with electrostatic precipitators to develop a strategy for filterable particulate emissions control. New Environmental ...

Bluephage SL recently launched two new product lines to improve lab efficiency and water quality testing standards by ...

Following the announcement of the initial operational definition of a virus as a filterable agent, attempts were made to identify the properties of viruses that separated them from other ...