Thermal Expansion
Thermal expansion describes the tendency of materials to alter shape, area, and volume in response to temperature variations. It is the tendency of matter to…
Science
Angle Seat Piston Valve
An angle seat piston valve is a pneumatically operated valve with a piston actuator that provides linear actuation to lift a seal from its seat.…
Vitamin D modifies Mouse Gut Flora to enhance Cancer Immunity
Researchers at the Francis Crick Institute, the National Cancer Institute (NCI) of the National Institutes of Health (NIH), and Aalborg University in Denmark discovered that…
Fossil Frogs’ Skincare Secrets
Paleontologists at University College Cork (UCC) in Ireland have answered a century-old riddle about how some fossil frogs keep their fleshy parts: it’s all down…
Piston Valve
A piston valve is a device that controls the flow of a fluid or gas through a tube or pipe by moving a piston within…
Pinch Valve
A pinch valve is a valve that controls the flow of a fluid (liquid or gas) by pinching a flexible tube or sleeve to restrict…
Flow Limiter or Flow Restrictor
A flow limiter or flow restrictor is a device that restricts the flow of a fluid, typically a gas or liquid. It is a device…
Finding a New Defender for the Liver – the Function of Resident Macrophages
Researchers at Osaka University discovered that liver resident macrophages play an important role in protecting against gut bacteria and associated chemicals entering the portal vein,…
Toothed Whales’ Echolocation Organs originated from Jaw Muscles
Genetic data suggests that the acoustic fat masses in toothed whales’ heads were formerly jaw muscles and bone marrow. Dolphins and whales utilize sounds to…
Mass Flow Meter
A mass flow meter, also known as an inertial flow meter, is a device that measures the mass flow rate of a fluid as it…
Flow Control Valve
A flow control valve controls the flow or pressure of fluid. It is a mechanical device that controls the flow rate of a fluid, such…
Ignitron – a type of gas-filled tube
An ignitron is a gas-filled tube used as a controlled rectifier that dates from the 1930s. It is a gas-filled tube that is mostly utilized…
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