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Page "Filter (chemistry)" ¶ 1
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Many and filters
Search-engine filters: Many search engines, such as Google and Alta Vista offer users the option of turning on a safety filter.
Many libraries adopted Internet filters after Congress conditioned the receipt of universal service discounts on the use of Internet filters through the Children's Internet Protection Act ( CIPA ).
Many content filters have an option which allows authorized people to bypass the content filter.
Many scare stories have originated from various Russian gas masks and their filters that are now common in surplus stores ; the GP-5 was often considered to have an asbestos filter, however like most cold-war masks it only contains activated charcoal.
Many digital filters are based on the Fast Fourier transform, a mathematical algorithm that quickly extracts the frequency spectrum of a signal, allowing the spectrum to be manipulated ( such as to create band-pass filters ) before converting the modified spectrum back into a time-series signal.
Many second-order filters are designed to have " peaking " or resonance, causing their frequency response at the cutoff frequency to be above the horizontal line.
Many fundamental DSP algorithms, such as FIR filters or the Fast Fourier transform ( FFT ) depend heavily on multiply – accumulate performance.
Many machines use " spin disc filters ", which remove the muck from the filter by centripetal force while it is back washed with solvent.
Many graphical software products ( e. g. Adobe Photoshop or GIMP ) offer simple motion blur filters.
Many household water filters and fish tanks use activated carbon filters to further purify the water.
Many current browsers do contain features similar to those provided by Proxomitron filters – blocking advertisements and pop-ups, for example.
Many RVs have built-in water filters.
Many types of filters exist for applications including graphic equalizers, synthesizers, sound effects, CD players and virtual reality systems.
Many power strips have built-in surge protectors or EMI / RFI filters: these are sometimes described as surge suppressors or electrical line conditioners.
Many filters absorb part of the light available, necessitating longer exposure.
Many other manufacturers make filters to fit Cokin holders.
Many wear visors, goggles or have light filters implanted into their eyes, a sensitivity to light being a common Delaque weakness.
Many earlier multi-shot backs could natively capture only grayscale images ; color images were created by scanning three times through red, green, and blue filters which rotated into place.
Many municipal systems in the U. S. initially used slow sand filters, but as cities have grown they subsequently installed rapid sand filters, due to increased demand for drinking water.
Many games, such as World of Warcraft, and more recently, Habbo Hotel and RuneScape allow the user to turn the filters off.

Many and use
Many states have laws regulating the use of boat trailers and some have restrictions regarding the age of motor boat operators.
Many of them sincerely believe that the use of liquor in any form or in any degree is intrinsically evil and sinful.
Many people use wicker cradles for old red wine, lifting the bottle carefully from the bin into the cradle and eventually to the table, without disturbing the sediment.
Many languages use modified forms of the Latin alphabet, with additional letters formed using diacritical marks.
Many amateurs use online tools to plan their nightly observing sessions using tools such as the Clear Sky Chart.
Many contemporary Pueblo peoples object to the use of the term Anasazi, although there is still controversy among them on a native alternative.
Many British publications have gradually done away with the use of periods in abbreviations.
Many parents use a collection of simplified or ad hoc signs called " baby sign.
Many countries, including some US states, also permit the use of less severe corporal punishment for children in school.
Many such are localised, and do not form part of general Australian use, while others, such as kangaroo, boomerang, budgerigar, wallaby and so on have become international.
Many of Canberra's suburbs are named after former Prime Ministers, famous Australians, early settlers, or use Aboriginal words for their title.
Many ironclads were built to make use of the ram or the torpedo, which a number of naval designers considered the crucial weapons of naval combat.
Many were in common use, but had become unacceptable in normal discourse before the end of the twentieth century.
Many drugs produce an antidepressant effect, but restrictions on their use have caused controversy and off-label prescription is a risk, despite claims of superior efficacy.
Many dual system television receivers, equipped to receive both analog transmissions and digital transmissions have analog tuner ( television ) receiving capability and must use a television antenna.
Many areas average of rain per week, and these can use a cistern as small as.
Many autonomous homes can reduce water use below per person per day, so that in a drought a month of water can be delivered inexpensively via truck.
Many coal-burning power stations use flue-gas desulfurization ( FGD ) to remove sulfur-containing gases from their stack gases.
Many types of applications use variables representable in eight or fewer bits, and processor designers optimize for this common usage.
Many players, however, prefer to use replacement grips as the final layer.
Many players use a backhand hitting action for returning smashes on both the forehand and backhand sides, because backhands are more effective than forehands at covering smashes directed to the body.
Many of those that have been properly examined show that they continued in use for many centuries, although the interiors were often modified and changed, and they underwent many phases of habitation and abandonment.
Many Internet sites use information and images from the CIA World Factbook.
Many later CPU designs use similar mixed bit width, especially when the processor is meant for general-purpose usage where a reasonable balance of integer and floating point capability is required.
Many printer drivers do not use the text mode at all, even if the printer is capable of it.

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