volume 3 issue 1 2016 - the pharmaceutical and chemical,fabrication development and characterization of extended release film coated formulation of antimuscarinic agent for the treatment of irritable bowel syndrome (ibs). kapoor d, vyas rb, lad c, patel m, lal basant page no. 1-10 validating phytomedicinal potentials of moringa oleifera: comparative evaluation of nutrients and phytochemical groups of nigeria-bred moringa oleifera plant parts.child labour behind smart phone and electric car batteries,we found that traders are buying cobalt without asking questions about how and where it was mined.” fatal mines and child labour. the drc produces at least 50% of the world’s cobalt. one of the largest mineral processors in the country is huayou cobalt subsidiary cdm. huayou cobalt gets more than 40% of its cobalt from drc..
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the derris scandens (roxb) benth is a plant of fabaceae which has been used by indigenous people of manipur, north-east india, for treatment of various purposes such as removal stones in kidney, loss of appetite, menstrual cycle in women, massage of body, solvent in laboratory, nourishment of child etc.it is commonly found in the forests of
the leading countries made up of nigeria, ghana to senegal and the others in the zone still produced about 10,579,910 mt in 1980-2015. of these nations, the output for benin and cameroun estimated at under 1 million mt (299,276-963,341mt), stayed below the levels for ghana, nigeria, and senegal of more than 3-2 million tons.
three single octahedra of natural gahnite, approximately 1.5 ct each, from kaduna state, nigeria. photo by robison mcmurtry. in recent years, nigeria has gained considerable attention in the gem trade for the discovery of sapphires reportedly from the mambilla plateau in taraba state. in addition to sapphires, spinels have been sporadically mined
indeed, one especially fine stone is rumored to have sold for in excess of us$1 million. as a preliminary study for a future field expedition to this location, researchers from gia’s thailand laboratory obtained a selection of 30 fine-quality rough sapphires from a trusted supplier in bangkok.
since child and slave labor have been repeatedly reported in cobalt mining, primarily in the artisanal mines of dr congo, technology companies seeking an ethical supply chain have faced shortages of this raw material and the price of cobalt metal reached a nine-year high in october 2017, more than us$30 a pound, versus us$10 in late 2015.
exclusive interview with tim wither, ceo of symbol mining, bronze sponsors at the upcoming nigeria mining week in abuja in october. “we are building a reputable, safe and trusted mining company in nigeria, and hope to raise awareness of nigeria’s potential as a mineral resource producer.”. let’s start with some background on symbol mining and your work in the mining sector?
with more than 400 member companies, the responsible minerals initiative is one of the most utilized and respected resources for companies from a range of industries addressing responsible mineral sourcing issues in their supply chains.. we provide companies with tools and resources to make sourcing decisions that improve regulatory compliance and support responsible sourcing of minerals
children as young as seven are working in perilous conditions in the democratic republic of the congo to mine cobalt that ends up in smartphones, cars and computers sold to millions across the
providing a “clean and ethical supply of cobalt” in its supply chain for the electric vehicle market remains a point of emphasis by the company in the news release. the democratic republic of congo is the largest producer of cobalt, with more than 50 per cent of the world’s cobalt reserves. but it’s also notorious for its artisanal and
australia produces over 90 per cent of the world’s opals, with lightning ridge being the most prestigious and frequently featured in high jewellery for its rare black opals. they are so much harder to find now that an exceptional gem-quality specimen can fetch up
applications. accelerator 383sn is a solution of metal complexes, partly based on a cobalt salt in an organic solvent, developed for the curing of unsaturated polyester resins in combination with organic peroxide at room and elevated temperatures. accelerator 383sn gives in comparison with the commonly used cobalt accelerator nl-51p (= 6% cobalt) a
cobalt(ii) 2-ethylhexanoate in solvent mixture; applications accelerator 553sn is a solution of metal complexes, partly based on a cobalt salt in an organic solvent. accelerator 553sn gives in comparison with the commonly used cobalt accelerator a much faster cure with comparable gel time.
gemstones such as rubies, sapphires, and emeralds are used in fine jewelry, including engagement rings, and the demand has grown in recent years with changing design preferences and discoveries of new sources.  these luxury items are mostly exported to industrialized countries, including the
coltan is the colloquial name for the mineral columbite-tantalum ('col-tan'); it is sometimes incorrectly used as shorthand for tantalite, a metallic ore from which the very similar elements niobium, also known as columbium, and tantalum are extracted. in the early 21st century coltan mining was associated with human rights violations such as child labour, systematic exploitation of the
dorsen, just eight, is one of 40,000 children working daily in the mines of the democratic republic of congo (drc). the terrible price they will pay for our clean air is ruined health and a likely
if you’ve ever owned a cat, you may have bought some purina cat food at some point.by doing so, you may have also helped to support nestle’s use of slave labor in thailand. sorry to bum you out. usually, the workers are immigrants, brought in from thailand’s even poorer neighbors myanmar (burma) and cambodia.for the privilege of a thai job, they are charged an illegal fee and trapped
the oecd guidelines for multinational enterprises are government-backed recommendations on responsible business conduct to encourage sustainable development and enduring social progress. , the guidance provides recommendations for responsible mineral supply chains to help companies to respect human rights and avoid contributing to conflict through their mineral or metal
background . hitherto studies in response to the june 2010 lead poisoning, zamfara state, nigeria, have focused on clinical interventions without information on livestock and other metals. objective . this study has investigated the distribution of heavy metals in farm produce and livestock around lead-contaminated goldmine in dareta and abare, zamfara state, nigeria.<i> methods</i>.
the conflict minerals regulation is a global standard for ethical sourcing. the conflict minerals reporting template (cmrt) is a free, standardized reporting template developed by the responsible minerals initiative (rmi) and is considered the industry standard reporting template for
if – internally flawless – cut gem: it means the stone is devoid of any visible inclusion with 10x magnification.. vvs – very very slightly included. it means the stone has few inclusions, but visible under 10x magnification. vs – very slightly included – it means the stone has very few inclusions, but difficult to see face up. however, if looked more carefully or with a 10x
pantone inc. is a corporation headquartered in carlstadt, new jersey, best known for its pantone matching system (pms), a proprietary color space used in a variety of industries, primarily printing, though sometimes in the manufacturing of colored paint, fabric, and plastics.the idea behind the pms is to allow designers to “color match” specific colors when a design enters production stage
guruve are experts in the 'shona sculpture' contemporary african art movement from zimbabwe. the guruve gallery is the international hub for the secondary market in artworks by shona sculpture's most famous names, alongside the best of the current generation.
for ford, the blockchain is a potential answer to assuring the ethical procurement of cobalt—a mineral increasingly used for the batteries in electric-powered cars. like several of the companies already mentioned in this article, ford has teamed up with ibm to develop a blockchain for end-to-end supply-chain transparency.
the democratic republic of congo has perhaps the richest concentration of precious metals and minerals on earth. colette braeckman describes how their exploitation by warring factions has fuelled the worst conflict anywhere since the second world war.