a brief history of blood collection systems and devices
Before the modern vacuum tube, blood collection tubes and other devices were difficult and imprecise. Etched lines in borosilicate glass tubes reflected the amount of blood the phlebotomist…
a brief history of blood collection systems and devices
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How Electric Motors Work
Flick a switch and get instant power—how our ancestors would have loved electric motors! You can find them in everything from electric trains to remote-controlled cars—and you might be surprised how common they are. How…
How Electric Motors Work
Flick a switch and get instant…
Medical gloves in the era of coronavirus disease 2019 pandemic
The current coronavirus 2019 disease (COVID-19) pandemic has greatly changed our perspective of the risk for infection from contact, and the use of personal protective devices (PPDs)…
Medical gloves in the era of coronavirus disease 2019 pandemic
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Tubes and pipes in technical and everyday use
In the beginning was the hollowed-out tree trunk, one of the first capillary tube to be crafted by human hand. With a vast array of models in the plant world to inspire him, Homo sapiens had a much…
Tubes and pipes in technical and everyday use
In the beginning…
All You Need to Know About Quartz Countertops
Beautiful, durable, easy-care quartz is among the most popular countertop materials available—but it is pricey. If you’re considering quartz for your kitchen or bathroom, first get the 411 on this…
All You Need to Know About Quartz Countertops
Beautiful,…
