Practical applications of alchemy produced a wide range of contributions to medicine and the physical sciences.

Practical applications are made impossible due to the no-cloning theorem, and the fact that quantum field theories preserve causality, so that quantum correlations cannot be used to transfer information.

Practical applications and advances in such fields created an increasing need for standardized units of measure ; it led to the international standardization of the units ohm, volt, ampere, coulomb, and watt.

Practical applications for electricity however remained few, and it would not be until the late nineteenth century that engineers were able to put it to industrial and residential use.

Practical applications of optics are found in a variety of technologies and everyday objects, including mirrors, lenses, telescopes, microscopes, lasers, and fibre optics.

Practical applications exist only for chemical compounds of promethium-147, which are used in luminous paint, atomic batteries and thickness measurement devices, even though promethium-145 is the most stable promethium isotope.

Practical resistors are also specified as having a maximum power rating which must exceed the anticipated power dissipation of that resistor in a particular circuit: this is mainly of concern in power electronics applications.

Practical resistors have a series inductance and a small parallel capacitance ; these specifications can be important in high-frequency applications.

Practical applications of geomorphology include hazard assessment ( such as landslide prediction and mitigation ), river control and stream restoration, and coastal protection.

Practical applications of wireless radio communication and radio remote control technology were implemented by later inventors, such as Nikola Tesla.

Practical applications of Richardson extrapolation include Romberg integration, which applies Richardson extrapolation to the trapezium rule, and the Bulirsch – Stoer algorithm for solving ordinary differential equations.

Practical applications for MLS include measuring impulse responses ( e. g., of room reverberation ).

Practical applications of femtotechnology are currently considered to be unlikely.

* Practical Arts: keyboarding, computer technology, computer applications, accounting, notetaking, supervised work experience, horticulture, floriculture, agricultural science, energy, woodworking, drafting, catering, child development

What distinguishes DRIE from RIE is etch depth: Practical etch depths for RIE ( as used in IC manufacturing ) would be limited to around 10 µm at a rate up to 1 µm / min, while DRIE can etch features much greater, up to 600 µm or more with rates up to 20 µm / min or more in some applications.

* ( Practical guidance on designing and building NACA ducts for motor-racing applications )

* Practical applications of some of Dr Sichel's work

Practical resistors can be made of various compounds and films, as well as resistance wire ( wire made of a high-resistivity alloy, such as nickel-chrome ).

Practical switches fall short of this ideal, and have resistance, limits on the current and voltage they can handle, finite switching time, etc.

Practical synchronous digital systems radiate electromagnetic energy on a number of narrow bands spread on the clock frequency and its harmonics, resulting in a frequency spectrum that, at certain frequencies, can exceed the regulatory limits for electromagnetic interference ( e. g. those of the FCC in the United States, JEITA in Japan and the IEC in Europe ).

A Practical Reference to Religious Diversity for Operational Police and Emergency Services was a publication of the Australasian Police Multicultural Advisory Bureau designed to offer guidance to police and emergency services personnel on how religious affiliation can affect their contact with the public.

Details covering the above limitations can be found in Part 1 of Bowditch's American Practical Navigator.

Practical lenses can be thought of as an answer to the question " how can we modify a pinhole lens to admit more light and give a smaller spot size?

Practical job-training for proofreaders has declined along with its status as a craft, although many commercial and college-level proofreading courses of varying quality can be found online.

They claim this can be achieved through calculation in kind ( i. e. technical planning based on real physical units of demand ), a system of regulated stock control-much like that used in supermarkets-to ensure goods are replenished after they are taken and used by members of the community satisfying their self-defined needs, and the principle of the law of the minimum This was formally set out in the 1980s in their pamphlet Socialism as a Practical Alternative

Practical programs which can pass names ( URLs or pointers ) often use such functionality: for directly modelling such functionality inside the calculus, this and related extensions are often useful.

Practical thinking is the application of theoretical thinking to our thoughts, with which we can ensure the basis of moral laws through the concepts of freedom, highest good and happiness.

Practical rifling can only stabilize projectiles of a limited length-to-diameter ratio, and these modern rounds are simply too long.

Practical neuroprosthetics can be linked to any part of the nervous system — for example, peripheral nerves — while the term " BCI " usually designates a narrower class of systems which interface with the central nervous system.

( 3 ) Practical: We have, or can be made to have, a strong desire for the success or failure of those we love or hate, admire or detest ; or we can be made to hope for or fear a change in the quality of a character.

* A Practical Tratise on the Art of Drawing in Perspective: adapted for the study of those who draw from nature ; by which the usual errors can be avoided ( printed for Sherwood, Gilbert, and Piper ,... and R. Ackermann, ..., London? 1815 / 1820?

Candidates may enter any Practical or Theory exam grade without having taken any other, though there is a requirement to have passed Grade 5 Theory or Grade 5 Practical Musicianship or Grade 5 in a solo Jazz subject before Grade 6 – 8 Practical exams can be taken.

* There are four optional modules of TKT-these can be added to the three core modules above, or can each be taken completely independently: TKT: Practical, TKT: Content and Language Integrated Learning, TKT: Knowledge About Language, and TKT: YLE.

Practical limits can be worked out using well defined theory and calculations such as those given on the ' Ionocraft mathematical analysis and design solutions ' paper ( see external links ).

Practical systems use imperfect arbitration heuristics ( e. g. iSLIP ) that can be computed in reasonable amounts of time.

Professor John Phin published " Practical Hints on the Selection and Use of the Microscope ( Second Edition, 1878 )," and was also the editor of the " American Journal of Microscopy.

* Registered Practical Nurse, also referred to as a licensed practical nurse

Practical within their own cultures, decorative baskets were also important trade items for many tribes.

Practical reasons also played a role in this development: just as in the bourgeois homes of the past, one reason for separating the kitchen was to keep the steam and smells of cooking out of the living room.

The city also has a nursing college and the P. E. T Practical Engineering School.

Practical rationality has also a formal component, that reduces to Bayesian decision theory, and a material component, rooted in human nature ( lastly, in our genome ).

It is set in the same fictional town of Pine Cove, California, as his first novel, Practical Demonkeeping, and also brings back some of the same characters.

Practical concerns also dictate helmet design: a bicycling helmet should be aerodynamic in shape and well ventilated, while a rock climbing helmet must be lightweight and small so that it does not interfere with climbing.

Soon after, he also wrote a report entitled " Practical Essay on the Curative Agency of Neuro-Hypnotism ", which he applied to have read before the British Association in June 1842.

In connection with his work for The Nation, Hazlitt also edited A Practical Program for America ( 1932 ), a compilation of Great Depression policy considerations, but he was in the minority in calling for less government intervention in the economy.

Redgrave's Century of Painters of the English School and John Burnet's Practical Essays on the Fine Arts may also be referred to for a critical estimate of his works.

Warington Baden-Powell is also the author of Canoe Travelling: Log of a Cruise on the Baltic, and Practical Hints on Building and Fitting Canoes London, Smith, Elder, 1871.

Cole, Accum's biographer states that this book, System of Theoretical and Practical Chemistry, " was the first text-book of general chemistry written in the English language to be based on Lavoisier's new principles ; it is outstanding, also, in that it is written in a popular style, the subject matter being graduated as with a modern text-book.

It bore a resemblance to both the classic hidden camera show Candid Camera and to TV's Bloopers & Practical Jokes, which also featured pranks on celebrities.

Some universities also require that students complete an experience based course (" Practical Legal Studies " / " Law clinic "); a credit comprising independent research exclusively is often offered as an elective, and at some universities is a degree requirement.

The term also pertains to such earlier figures as the nineteenth century writers Frederick Denison Maurice ( The Kingdom of Christ, 1838 ), Charles Kingsley ( The Water-Babies, 1863 ), Thomas Hughes ( Tom Brown's Schooldays, 1857 ), Frederick James Furnivall ( co-creator of the Oxford English Dictionary ), Adin Ballou ( Practical Christian Socialism, 1854 ), and Francis Bellamy ( a Baptist minister and the author of the United States ' Pledge of Allegiance ).

A wider range of activities depending on the demand may also be available and include, Ballet / Dance, Ceramics, Chess, Choir, Climbing, Community Service, Current Affairs, Dancing, Debating / Public Speaking, Design / Technology, Drama / Theatre Studies, Life Saving, First Aid, Outdoor Pursuits, Photography, Practical Engineering, Textiles, and Young Enterprise.

* Gilchrist, W. ( 1851 ) A Practical Treatise on the Treatment of the Diseases of the Elephant, Camel & Horned Cattle: with instructions for improving their efficiency ; also, a description of the medicines used in the treatment of their diseases ; and a general outline of their anatomy.

He also began to actively propagate his ideas in two booklets called Remarks ( or Observations ) on the Present System of Roadmaking, ( which ran nine editions between 1816 and 1827 ) and A Practical Essay on the Scientific Repair and Preservation of Public Roads, published in 1819.

* Practical views on cholera, and on the sanitaty, preventive and curative measures to be adopted in the event of a visitation of the epidemic, 1854 ( exist also in French )

His works also include: Practical Logic ( 1950 ), Aesthetics ( 1958 ), and Aesthetics: A Short History ( 1966 ).

:::::* Practical ( see also musical technique )

Practical Cryptography also includes some contextual material in the discussion of crypto system design.

Cureton also published several sermons, among which was one entitled The Doctrine of the Trinity not Speculative but Practical.