Download Water Fluoridation Principles & Practices by American Water Works Association PDF

By American Water Works Association

Fluoridation is the addition of the chemical fluoride in ingesting water to lessen enamel decay. because fluoridation therapy turned universal perform over 50 years in the past, the teeth decay has been lowered forty to sixty five percent.

This guide presents information and assistance at the layout, operation, and upkeep of fluoridation platforms in water therapy. assurance comprises human well-being results of fluoride, calculating dosage, feed structures, deploy, operation, upkeep, and defluoridation

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Download Petroleum Engineer's Guide to Oil Field Chemicals and by Johannes Fink PDF

By Johannes Fink

The oil and gasoline engineer at the task calls for understanding the entire to be had oil box chemical compounds and fluid purposes which are appropriate to the operation. up-to-date with the latest know-how and to be had items, Petroleum Engineer’s advisor to grease box chemical substances and Fluids, moment Edition, promises the entire worthwhile lists of chemical substances via use, their uncomplicated elements, merits, and environmental implications. in an effort to continue reservoir defense and top good construction functionality, operators call for to understand all of the thoughts which are to be had. rather than looking through numerous assets, Petroleum Engineer’s advisor to grease box chemical substances and Fluids, moment Edition, provides a one-stop non-commercialized strategy by way of organizing the goods by means of functionality, matching the chemical to the method for useful problem-solving and lengthening the insurance with extra assets and supportive fabrics. masking the total spectrum, together with fluid loss ingredients, drilling muds, cement ingredients, and oil spill treating brokers, this must-have reference solutions to each oil and fuel operation with extra recommendations for reduce charges, more secure use, and stronger production.

  • Effectively find and make the most of the best chemical program particular in your oil and gasoline operation with author’s systematic method through use
  • Gain insurance on all oil box chemical substances and fluids wanted through the whole oil and gasoline existence cycle, together with drilling, construction, and cementing
  • Understand environmental components and dangers for oil box chemical compounds, in addition to pluses and minuses of every software, to make the simplest and most secure selection on your operation

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Download Beyond the Boundaries: Life and Landscape at the Lake by Larry Lankton PDF

By Larry Lankton

Spanning the years 1840-1875, past the bounds makes a speciality of the payment of higher Michigan's Keweenaw Peninsula, telling the tale of reluctant pioneers who tried to set up a good degree of convenience, keep an eye on, and safety in what used to be in lots of methods a adverse setting. relocating past the technological background of the interval present in his past booklet Cradle to the Grave: lifestyles, paintings, and loss of life on the Lake improved Copper Mines (OUP 1991), Lankton right here makes a speciality of the folks of this area and the way the copper mining affected their day-by-day lives.A actually first-class social historical past, past the limits will attract historians of the frontier and of Michigan and the good Lakes area, in addition to historians of know-how, hard work, and way of life.

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Download The Political Economy of Rare Earth Elements: Rising Powers by Ryan David Kiggins PDF

By Ryan David Kiggins

The members argue that infrequent earths are necessary to the knowledge know-how revolution on which people have come to rely for communique, trade, and, more and more, have interaction in clash. They show that infrequent earths are a strategic commodity over which political actors will and do fight for keep an eye on.

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Download Not Ours Alone: Patrimony, Value, and Collectivity in by Elizabeth Emma Ferry PDF

By Elizabeth Emma Ferry

Elizabeth Ferry explores how contributors of the Santa Fe Cooperative, a silver mine in Mexico, provide intending to their exertions in an period of rampant globalization. She analyzes the cooperative's practices and the significance of patrimonio (patrimony) of their knowing of labor, culture, and group. extra in particular, she argues that patrimonio, a trust that sure assets are inalienable possessions of an area collective handed all the way down to next generations, has formed and sustained the cooperative's experience of identification.

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Download A manual for tilapia business management by Ram C. Bhujel PDF

By Ram C. Bhujel

The last word aim is to accomplish nutrients protection, create employment and earn a living. This booklet is an try to support advance the tilapia whereas holding these targets in brain. This guide is written to hide all points of tilapia farming as a enterprise. ranging from the significance of tilapia tradition, it covers specific tools of a confirmed hatchery expertise that has ensured creation and provide of thousands of top quality monosex tilapia fry, accelerating the expansion of the tilapia globally. additionally, it describes how one can effectively develop tilapia in ponds and cages, and in polyculture and built-in farming structures. The handbook additionally covers a few biosecurity and fish healthiness administration elements and in addition postharvest dealing with, meals security, quality controls and advertising. This guide should be worthy to farmers, farm managers, extension staff, coverage makers, researchers, educators, specialists and scholars (undergraduate and postgraduate). to be had In Print

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Download Guide to the Practical Use of Chemicals in Refineries and by Johannes Karl Fink PDF

By Johannes Karl Fink

Guide to functional Use of chemical substances in Refineries and Pipelines offers a well-rounded choice of content material, references, and patents to teach the entire sensible chemical offerings to be had for refinery and pipeline utilization, besides their reasons, advantages, and normal features.

Covering the complete spectrum of downstream operations, this reference solves the numerous difficulties that engineers and bosses at the moment face, together with corrosion, leakage in pipelines, and pretreatment of heavy oil feedstocks, whatever that's of growing to be curiosity with modern-day unconventional job.

Additional insurance on particular refinery ingredients and justification on why they react the way in which they do with different chemical compounds and feedstocks is integrated, besides a reference record of acronyms and an index of chemical substances that might supply engineers and bosses the chance to acknowledge new chemical options that may be utilized in the downstream industry.

  • Presents strategies practitioners can use to successfully find and make the most of the fitting chemical software particular to their refinery or pipeline operation
  • Includes info on the way to appropriately practice operations with assurance on environmental matters and safeguard, together with waste flow remedy and sulfur removal
  • Helps readers comprehend the composition and functions of chemical compounds utilized in oil and gasoline refineries and pipelines, in addition to the place they need to be utilized, and the way their constitution interacts whilst combined on the refinery

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Download Blood Diamonds, Revised Edition: Tracing the Deadly Path of by Greg Campbell PDF

By Greg Campbell

First came upon in 1930, the diamonds of Sierra Leone have funded probably the most savage insurgent campaigns in glossy background. those “blood diamonds” are smuggled out of West Africa and bought to valid diamond retailers in London, Antwerp, and manhattan, usually with the complicity of the overseas diamond undefined. ultimately, those very diamonds locate their means into the jewelry and necklaces and brides and spouses the area over.

Blood Diamonds is the gripping story of the way diamond smuggling works, how the insurgent battle has successfully destroyed Sierra Leone and its humans, and the way the regulations of the diamonds industry—institutionalized within the Eighties by means of the De Beers cartel—have allowed it to ensue. Award-winning journalist Greg Campbell lines the lethal path of those diamonds, lots of that are delivered to the realm industry by way of fanatical enemies. those repercussions of diamond smuggling are felt a ways past the borders of the bad and war-ridden state of Sierra Leone, and the results of overlooking this African tragedy are either shockingly lethal and surely global.

In this newly revised and extended version, investigative journalist Greg Campbell returns to West Africa ten years later to bare how regardless of common publicity to the corruption and greed of the diamond alternate, it keeps unabated because the area struggles politically, ecologically, and economically.

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Download Surface production operations. / Volume 1, Design of oil by Maurice Stewart PDF

By Maurice Stewart

The most recent variation of this best-selling name is up-to-date and accelerated for simpler use through engineers. New to this variation is a bit at the basics of floor construction operations taking on issues from the oilfield as initially deliberate through the authors within the first variation. this data is critical and endemic to creation and strategy engineers. Now, the e-book bargains a very entire photograph of floor construction operations, from the creation degree to the method degree with purposes to procedure and construction engineers.

· New in-depth assurance of hydrocarbon features, different varieties of reservoirs, and impurities in crude.
· useful feedback aid readers comprehend the artwork and technology of dealing with produced liquids.
· a number of, easy-to-read figures, charts, tables, and pictures sincerely clarify the way to layout, specify, and function oilfield floor creation amenities.

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