Many have similar tin contents to contemporary bronze artefacts and it is possible that some copper-zinc alloys were accidental and perhaps not even distinguished from copper.

Many other mechanisms are also possible.

Many animals that hunt other animals evolved eyes that face forward, thus making depth perception possible.

Many years later in a letter to Davis ( ca 1965 ), Gödel would confess that " he was, at the time of these lectures, not at all convinced that his concept of recursion comprised all possible recursions ".

Many others are possible, but they tend to be further variations and compounds of the above.

Many translations are written by people with a foundation in Chinese language and philosophy who are trying to render the original meaning of the text as faithfully as possible into English.

Many possible properties of sets are trivially true for the empty set.

Many technical investors use fundamentals to limit their universe of possible stock to ' good ' companies.

Many variations are possible from the roughly classical-sized OO and Parlour to the large Dreadnought and Jumbo.

Many of the extrasolar planets are much closer to their parent stars and hence much hotter than gas giants in the solar system, making it possible that some of those planets are a type not observed in our solar system.

Many experts nevertheless recommend to reboot as soon as possible after encountering a Recoverable Alert because the system may be in an unpredictable state that can cause data corruption.

Many signature types are possible, like application / pgp-signature ( RFC 3156 ) and application / pkcs7-signature ( S / MIME ).

Many computer-sequencing programs allow manipulation of the musical data such that composing for an entire orchestra of sounds is possible.

* Many self-portraits are made possible through the use of mirrors:

Many had considered Giovanni Battista Montini, Archbishop of Milan, a possible candidate, but, although archbishop of one of the most ancient and prominent sees in Italy, he had not yet been made a cardinal.

Many of the Romans saw the beginning of Otto the 2nd ’ s reign as a glimmer of hope that it might be possible for them to recover their ancient rights and even free themselves from foreign rule.

Many visual effects are possible, and the SVG specification automatically handles bidirectional text ( for composing a combination of English and Arabic text, for example ), vertical text ( as Chinese was historically written ) and characters along a curved path ( such as the text around the edge of the Great Seal of the United States ).

Many possible candidates have been proposed, including specific copy number variations, NOTCH4, and histone protein loci.

Many competing theories have been made to discover the possible connections between sleep and learning in humans.

Many English-language texts just ignore long vowels, using shojo, potentially leading to confusion with 処女 ( shojo, literally: " virgin ") as well as other possible meanings.

Many bars kept extra liquor in a secret panel behind the bar, or in a car down the block, to facilitate resuming business as quickly as possible if alcohol was seized.

Many of the authorities who find it possible are clearly citing sources for much simpler self-assembling systems, which have been demonstrated.

( Many physicists such as Stephen Hawking, Kip Thorne, and others believe that the Casimir effect is evidence that negative energy densities are possible in nature.

Many of the fish in the present-day river are similar to those of the other, indicating a possible link sometime in the past.

Many " stable " nuclides are possibly " metastable " in as much as they could be calculated to have a possible release of energy upon some very rare kinds of radioactive decay, including double-beta emission.

Many of these solutions aim to control the Volatile Sulfur Compound ( VSC )- creating anaerobic bacteria that live in the mouth and excrete substances that lead to bad breath and unpleasant mouth taste.

Many chemical properties of astatine have been determined using tracer studies on extremely dilute astatine solutions.

Many types of soilless culture do not use the mineral nutrient solutions required for hydroponics.

Many variations of the nutrient solutions used by Arnon and Hoagland ( see above ) have been styled ' modified Hoagland solutions ' and are widely used.

Many solutions were proposed for how to determine longitude at the end of an exploratory sea voyage and hence the longitude of the place that was visited ( in case one would want to revisit it, place it on a map, or more urgently, avoid known marine hazards ).

Many pairs of liquids are present in which there is no uniformity of attractive forces i. e. the adhesive and cohesive forces of attraction are not uniform between the two liquids, so that they show deviation from the Raoult's law which is applied only to ideal solutions.

Many exactly solvable models have soliton solutions, including the Korteweg – de Vries equation, the nonlinear Schrödinger equation, the coupled nonlinear Schrödinger equation, and the sine-Gordon equation.

Many state LIHEAP ( Low Income Home Energy Assistance ) programs work side by side with WAP to provide both immediate and long term solutions to energy poverty.

Many dentists include application of topical fluoride solutions as part of routine cleanings.

Many consumer VoIP solutions do not support encryption, although having a secure phone is much easier to implement with VoIP than traditional phone lines.

Many salt solutions and molten polymers are non-Newtonian fluids, as are many commonly found substances such as ketchup, custard, toothpaste, starch suspensions, paint, blood, and shampoo.

Many self-given enemas used at home are the pre-packaged, disposable, sodium phosphate solutions in single-use bottles sold under a variety of brand names, or in generic formats.

Many of these solutions have been established according to FCC, CRTC, and NENA i2 standards, in order to help enterprises and service providers reduce liability concerns and meet E911 regulations.

Many solutions for the developing world are sold as a single package, containing a ( micro ) electricity generation power plant and energy storage.

Many photographic solutions have high chemical and biological oxygen demand ( COD and BOD ).

Many partially educated, unemployed Tamil youth fell for revolutionary solutions to their problems.

Many solutions to counteract the more negative findings have been proposed.

Many of the puzzle solutions are inspired by various tales ( so a player with knowledge of the stories beforehand would have an advantage ).

Many conservation organizations have come together to address the bushmeat crisis through the formation of the Bushmeat Crisis Task Force, whose mission is to build a public, professional and government constituency aimed at identifying and supporting solutions that effectively respond to the bushmeat crisis in Africa and around the world.

Many liquids and aqueous solutions are highly transparent.

Many of these solutions, even in the early 1970s were developed in-house by pioneers in the field to meet their own requirements.

Many other solutions also exist, and particle systems are frequently written from scratch if non-standard effects or behaviors are desired.

Many interesting special functions arise as solutions of linear second order ordinary differential equations.