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Water memory is the purported ability of water to retain a memory of substances previously dissolved in it even after an arbitrary number of serial dilutions. It has been claimed to be a mechanism by which homeopathic remedies work, even when they are diluted to the point that no molecule of the original substance remains, but there is no ...
Underwater acoustics (also known as hydroacoustics) is the study of the propagation of sound in water and the interaction of the mechanical waves that constitute sound with the water, its contents and its boundaries. The water may be in the ocean, a lake, a river or a tank. Typical frequencies associated with underwater acoustics are between 10 ...
Website. www .bluetooth .com. A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).
Photosynthetic organisms such as plants, plankton and algae use sunlight to produce oxygen that cycles into the ocean depths, but previous studies conducted in the deep sea have shown that oxygen ...
Memory-mapped I/O is preferred in x86-32 and x86-64 based architectures because the instructions that perform port-based I/O are limited to one register: EAX, AX, and AL are the only registers that data can be moved into or out of, and either a byte-sized immediate value in the instruction or a value in register DX determines which port is the source or destination port of the transfer.
As the Supreme Court explained in an 1847 decision, the police power “is not susceptible of an exact limitation.”. As “new and vicious indulgences” emerged, they required “restraints ...
Slingshot is a water purification device created by inventor Dean Kamen. [ 1] Powered by a Stirling engine running on a combustible fuel source, it claims to be able to produce drinking water from almost any source [ 2] by means of vapor compression distillation, [ 3] requires no filters, and can operate using cow dung as fuel.
Noise-cancelling headphones often combine sound isolation with ANC to maximize the sound reduction across the frequency spectrum. Noise cancellation can also be used without sound isolation to make wanted sounds (such as voices) easier to hear. Noise cancellation to eliminate ambient noise is never passive because of the circuitry required, so ...