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 other manufacturers make filters to fit Cokin holders.

Many filters use gravity, or gravity enhanced by vacuum ( suction ) in order to create this separation, often through a funnel-shaped device.

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 of the cells and microorganisms which are transparent to visible light, absorb or reflect the much shorter wavelengths of the ultraviolet spectrum.

Many food additives absorb radiation in the ultraviolet and / or visible region of the spectrum.

Many Sephardic families thoroughly wash their year-round glassware and then use it for Passover, as the Sephardic position is that glass does not absorb enough traces of food to present a problem.

Many microscopic aquatic animals, and some that are larger but inactive, can absorb adequate oxygen through the entire surface of their bodies, and so can respire adequately without a gill.

Many materials selectively absorb certain wavelengths of light.

Many trials unicycles also have wide, 19-or knobby tires to absorb some of the impact on drops.

Many efforts were been made to counteract the shaking of unstable loads, such as mounting the spinning basket on a free-floating shock-absorbing frame to absorb minor imbalances, and a bump switch to detect severe movement and stop the machine so that the load could be manually redistributed.

Many wakeskates during this time were not properly laminated and were made using a non-waterproof glue, causing the boards to absorb water.

Many tea drinkers " dunk " their biscuits in tea, allowing them to absorb liquid and soften slightly before consumption.

Many objects that are transparent to visible light absorb UV, glass for example completely absorbs all UV light.

Many were fitted with a barrel hook to absorb shock.

Many patients with Alagille's Syndrome will also benefit from a high dose of a multivitamin such as ADEK ( continuing high levels of vitamins A, D, E, and K ), as the reduced bile flow makes it difficult to absorb and utilize these vitamins.

Many natural building materials are hygroscopic, that is they can absorb ( water condenses ) and release water ( water evaporates ).

Many companies have systems, particularly in R & D, which work more or less well, depending upon size and actual belief in the policy on the part of administration, as will be abundantly apparent in subsequent quotations.

Many of Christie ’ s books and short stories both set in the Middle East and back in England have a decidedly otherworldly influence in which religious sects, sacrifices, ceremony, and seances play a part.

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 these were part of the corruption indulged in by Scott and the Pennsylvania's president, J. Edgar Thomson, which consisted of inside trading in companies that the railroad did business with, or payoffs made by contracting parties " as part of a quid pro quo ", as biographer David Nasaw writes.

Many of the higher mountains in the territory's south-west are snow-covered for at least part of the winter.

Many letters look similar but are distinguished from one another by dots () above or below their central part, called.

Many stories have developed since the founding long ago to become a part of America's folklore and cultural awareness, and non-native American folklore especially includes any narrative which has contributed to the shaping of American values and belief systems.

Many Classical buildings line the street and part of Humboldt University is located there.

Many thousands of innocents were incarcerated as part the Leningrad Affair and the Doctor's Plot, while whole ethnic groups were deported to Siberia.

Many of the early building societies were based in taverns or coffeehouses, which had become the focus for a network of clubs and societies for co-operation and the exchange of ideas among Birmingham's highly active citizenry as part of the movement known as the Midlands Enlightenment.

Many witnesses intended to boycott the tribunal as they lacked faith in Widgery's impartiality, but were eventually persuaded to take part.

Many of Howard's original unedited Conan stories also form part of the Cthulhu Mythos.

Many years have passed since the Capetian monarchs ruled a large part of Europe ; however, they still remain as kings, as well as other titles.

Many computer languages require garbage collection, either as part of the language specification ( e. g., Java, C #, and most scripting languages ) or effectively for practical implementation ( e. g., formal languages like lambda calculus ); these are said to be garbage collected languages.

Many Sadhus ( Hindu monks ) are also celibate as part of their ascetic discipline.

Many European nations chartered corporations to lead colonial ventures, such as the Dutch East India Company or the Hudson's Bay Company, and these corporations came to play a large part in the history of corporate colonialism.

Many other churches have people who hold to the doctrine without making it a part of their doctrines, or who apply it to individuals but not to governments, see also Evangelical counsels.

Many Orthodox theologians believe that all people will have an opportunity to embrace union with God, including Jesus, after their death, and so become part of the Church at that time.

* Confusion or incompetence on the part of African doctors: " Many common Third World diseases are confused with AIDS even if they are not part of its official definition.

Many of those congregations became part of the Christian churches and churches of Christ.

Many years later, Captain Collyer, a Royal Navy officer assigned to smash the local smuggling ring, uncovered the deception and Dr. Syn's true identity, thanks in part to the tongueless mulatto ( who had been rescued by Collyer years before and who had been serving Collyer as a " ferret " seeking out hidden contraband ) who recognized Syn as Clegg.

Many later Dominicans battled heresy as part of their apostolate.

Many Dominicans took part in the artistic activity of the age, the most prominent being Fra Angelico and Fra Bartolomeo.