The skin of what type of animal is used to treat burns?
Fish skin, usually from Atlantic cod or Nile tilapia, has anti-inflammatory and anti-bacterial properties that support healing of some wounds including burns and diabetic foot ulcers.
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- Are there digital stethoscopes?
“Digital stethoscopes can record heart sounds and use AI to help find problems.”
Reference: US Food and Drug Administration (FDA)
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Who invented the stethoscope?
French doctor René Laennec invented the stethoscope in 1816 after rolling up paper to listen to a patient's heart.
What are the different types of laptop batteries?
There are currently three types of batteries commonly used to run people's laptops:
1) Nickel Cadmium (Ni-Cd) batteries were the standard technology for years, but are now out of date.
2) Nickel Metal Hydride (Ni-MH) batteries are a cadmium-free replacement for Nickel Cadmium.
3) Lithium Ion (Li-ion) is the battery you want for your laptop and is the current standard for portable power.