Sentences with phrase «contain nickel»

Does not contain nickel.

ACAAI allergists took on the task of studying cell phones for the allergenic metals and found that around one - third of all Blackberries contain nickel, but neither nickel or cobalt was found in iPhones.

Many people have concerns about whether white gold or silver products contain nickel, since it's such a common source of sensitivity.

I actually wrote to Bragg's to ask this question, and they provided a completely unhelpful and un-substantiated reply — simply that their vinegar does not contain nickel.

Even the highest grades of stainless steel contain nickel which has the potential to leach into food — particularly when the food is acidic.

If a magnet sticks to your steel pots, they don't contain nickel.

Lots of objects that touch your skin contain nickel: bracelets, watches, rings, even cell phones.

In versions of the catalyst that did contain nickel, these clumping interactions did not happen, and the palladium stayed dispersed.

In their experiment, the Argonne researchers monitored the catalyst under actual reaction conditions and observed palladium clumping in the version of the catalyst that did not contain nickel.

The iron beads contain nickel, an element often found at high levels in the extraterrestrial rocks.

Both gold and silver can contain nickel.

Poseidon Nickel is an emerging nickel producer with 400,000 tonnes of contained nickel resources within Western Australia's goldfields region, making it one of Australia's largest nickel sulphide resource stocks listed on the ASX.

The M.I.T. process employs a simple, tube - shaped furnace containing nickel substrates, electrical engineer Jing Kong says.

18 One reason not to get pierced: According to the Mayo Clinic, jewelry containing nickel can trigger a lifelong metal allergy.

ORTHODONTICS AND SURGERY: Many orthodontists and surgeons use stainless steel (which contains nickel) for braces, wires, palate wideners, etc..

-LCB- Though my handbag wardrobe isn't massive by any stretch of the wardrobe, I have worked hard over the years to find styles with little to no external metal hardware on them (lest it contains nickel, which I'm super allergic to), and which are either genuine vintage or convincing look the part.

Roughly 91 percent contained nickel and 52 percent tested positive for cobalt.

The fitness wearable manufacturer reached an agreement with the Consumer Product Safety Commission, resulting in packaging for the Fitbit Flex now displaying a warning about containing nickel.

The Charge and Charge HR may be Fitbit's attempt to rebound from the Force fitness tracker, which contained nickel and a sparked allergic reactions in some wearers.

Not exact matches

Sophie Downs contains base metal targets (copper, lead zinc, silver) and graphite; while the Keller Creek property hosts the extensions of Savannah North nickel sulphide mineralisation, ore source for Panoramic Resources Ltd's Savannah nickel mine.

Ink often contains cadmium, chromium, lead, nickel, titanium, and others.

But inclusions in 38 of the 53 diamonds, or about 72 %, were a graphite - coated mix of metal - rich minerals that also contained an alloy of iron and nickel.

The homodimeric nickel - containing CO dehydrogenase from the anaerobic bacterium Carboxydothermus hydrogenoformanscatalyzes the oxidation of CO to CO2.

The researchers placed a droplet containing mixtures of a viscous fluid and bacteria on a slide and dropped a tiny particle of nickel onto the droplet.

Seven scrapyard workers, unaware that the machine they were dismantling contained cobalt - 60 — a radioactive, gray - blue metal resembling nickel — fell ill; one died.

To test for the effect, the CVX team sent up 0.37 fluid ounces (11 milliliters) of xenon sealed in a vessel that contained a thumbnail - size nickel mesh capable of vibrating at a range of amplitudes [see image].

One chamber washes contaminants from the beads; another contains a salt that binds to nickel, causing the biomarker to detach.

The motion of Earth's fluid outer core, which contains iron and nickel, helps to generate a planet - wide magnetic field.

One influential textbook published in 1965 estimated that there were a trillion metric tons of nodules in the Pacific alone, and a publication in 1977 calculated that the North Pacific contained billions of tons of manganese and hundreds of millions of tons of nickel and copper.

This left sediments at the bottom of the Birmingham canals containing a poisonous coclctail of arsenic, copper, nickel and zinc as well as heavy metals such as lead, cadmium and chromium.

The hydrogenation catalysts mostly used today contain toxic or expensive heavy metals, such as nickel, palladium or platinum.

Replacement lids are made of Inconel 690, an alloy containing more chromium and less nickel.

«The core is mostly iron and some nickel, but also contains about 10 % of light alloys such as silicon, oxygen, sulfur, carbon, hydrogen, and other compounds,» Hirose, lead author of the new study to be published in the journal Nature.

Stainless steel contains iron, chromium, manganese, silicon, carbon and, in many cases, significant amounts of nickel and molybdenum.

Air quality measurements also suggest that Mettur's air contains metal particles, such as manganese and nickel, which could harm child brain development.

As it turns out, it is crucial for the dynamo effect that Earth's core contains up to 20 % nickel — a metal, which under extreme conditions behaves quite differently from iron.

However, our planet's core also contains almost 20 % nickel.

The glass in old - fashioned TV sets contains lead, and electronic circuit boards contain arsenic, antimony, beryllium, cadmium, copper, lead, mercury, nickel and zinc.

Results: Important pressurized water nuclear reactor components are being made from a nickel - base alloy that contains twice the amount of chromium as the material previously used.

The core of the Earth contains an inner layer, an iron - rich solid ball, and an outer layer, of liquid iron and nickel, with a mantle of silicate.

We report a synthetic nickel complex containing proton relays that catalyzes the production of hydrogen in aqueous acetonitrile with turnover frequencies of 750 - 170,000 / s at experimentally determined overpotentials of 310 - 470 mV.

They made the devices on 100 mm silicon wafers containing a sacrificial layer of thin nickel.

Strong paramagnetism (not to be confused with the ferromagnetism of the elements iron, cobalt, nickel, and other alloys) is exhibited by compounds containing iron, palladium, platinum, and the rare - earth elements.

This issue also contains an article and 90 Seconds of Discovery video demonstrating how slowing down the nickel - based catalyst helps produce hydrogen.

The researchers used transmission electron microscopes to determine their composition and morphology, and found that the diamonds contained inclusions (impurities) made of chromite, phosphate and iron - nickel sulfides.

The report says the water «in and around the Union Carbide factory site in Bhopal still contains extremely unsafe levels of carbon tetrachloride and other persistent organic pollutants, solvents, nickel and other heavy metals».

Stars and galaxies 12.9 billion light - years away contain chemical elements heavier than hydrogen, helium, lithium — and nickel.

Several minerals containing iron, nickel, or cobalt are magnetic.

People with metal allergies may have trouble using cellular phones, PDAs, and tablet devices, (including iPhones and iPads), as these products often contain potential allergens nickel and cobalt.

Women are at greater risk because they are more likely to be sensitized to the metal from earlier exposure to nickel - containing jewelry.