Premature ventricular contraction (PVC) is a type of abnormal heartbeat, or arrhythmia. It happens when the heartbeat begins in the lower, rather than the upper, heart chambers. This creates an ...

PVC pipe is one of the most common and popular options for providing communities and homes with clean, safe drinking water. In fact, it's been in use around the world for more than 70 years. Whether ...

Few polymers used in healthcare have stoked as much controversy as polyvinyl chloride (PVC). For many years, this plastic and its additives have been scrutinized by authorities, criticized by NGOs, ...

Plastic is one of the world’s most ubiquitous materials, essential to daily life as we know it. Production is growing at a rate of 3.4 percent—three times faster than our global population growth.

Fresh vegetables do not require acres of land or expensive raised beds. A simple stretch of sunlight, a bit of PVC pipe, and ...