Sentences with phrase «such as solvents»

It deals with exposure to hundreds of toxic chemicals such as solvents, petrochemicals, toxic metals, pesticides & more.

When the brain absorbs toxins such as solvents, chemicals, and heavy metals, the brain's function is impaired.

Consumers may be surprised to learn that so - called «natural flavors» can actually contain synthetic chemicals such as the solvent propylene glycol or the preservative BHA.

Fred Pohland at the University of Pittsburgh, the pioneer of the wet approach, found that industrial compounds, such as the solvent trichlorethylene, which is carcinogenic, are also neutralised.

Extracted desired components from samples using methods such as solvent extraction, acid digestion, and distillation

Not exact matches

At the most recent expo, held in August, there were bona fide industry legends on convention floor, such as Jon Kosmoski, the ponytailed, self - described «solvent head» who helped kick off the custom car craze back in the 1960s.

Further pilot projects by juniors and majors alike, such as Laricina Energy's use of solvents in combination with steam, promise to further reduce the emissions associated with SAGD.

The potential for using petroleum - based solvents such as gasoline and kerosene was discovered in the mid-19th century by French dye - works owner Jean Baptiste Jolly, who noticed that his tablecloth became cleaner after his maid spilled kerosene on it.

Other topics addressed include microencapsulation technologies, such as hot melt, aqueous coat, solvent - based and spray drying.

For some materials, the requirements for ancillary substances are clearly written in the regulations, such as the annotation for «flavors» that specifically prohibits synthetic solvents, carrier systems and preservatives.

«Organic» defines foods produced by methods with no synthetic inputs such as pesticides, chemical fertilizers, genetically modified organisms, irradiation, industrial solvents or chemical food additives.

This healthy cooking oil alternative (better for you than butter and other oils such as canola, vegetable, sunflower, peanut, soybean, corn, sesame and olive) is all natural, gluten - free, hexane - free, non-GMO, non-hydrogenated, contains no solvents or trans fat and is packaged in a BPA - free bottle.

The Cornucopia Institute warns that the fatty acids added to infant formulas and drinks like Enfagrow, which are purified from algae and fungi using strong solvents such as hexane, are structurally different from the omega - 3s naturally found in breast milk and that these differences could pose gastrointestinal risks.

It is completely FREE of harsh toxic ingredients such as glycol ether, alcohol, chlorine, petrochemical solvents, phosphate, MEA, EDTA, nonyl phenol, sodium lauryl or laureth sulfate, artificial fragrance, colors or preservatives.

Solvent - based paints can contain varying levels of substances that can be harmful, such as white spirit, xylene, toluene and alkanes.

The technique could also be used to clean surfaces without harsh solvents, and could be adapted to peel films used in ultrathin electronic devices, such as solar panels, flexible screens or wearable sensors.

In order to remove such highly toxic solvents, complicated processes are necessary, such as washing with water, separation by centrifugation, compression, etc..

In a study published in the March 15 Journal of Environmental Science & Technology, Kolpin and his colleagues reported they looked for 95 different contaminants, such as antibiotics, steroids, hormones, antioxidants, plasticizers, and various solvents.

The research team — including graduate student and first author Jeffrey Fisher, postdoctoral fellow Songkil Kim and senior research engineer Peter Kottke — used low volatility solvents such as ethylene glycol, dissolving a salt of silver in the liquid.

Conventional perovskite nanocrystals capped with ligands consisting of long straight - chain amines show poor stability in solvents such as water and alcohol.

«By choosing a different outer block in the bottlebrush - like block copolymers, our nanorods can be dissolved and uniformly dispersed in organic solvents such as toluene or chloroform, or in water.»

When the liquid is applied to a flexible base such as plastic, the solvent evaporates, leaving the crystal nano - particles — the very same semiconductors found in everyday chips — to form structures capable of conducting electricity.

The researchers then dissolve the beads with a second solvent, such as pentane.

But they haven't yet managed to create a surface that also repels the «wettest» fluids — those with very low surface tension, such as fluorinated solvents.

Until then the only alternatives were organic solvents such as aromatic hydrocarbons or benzene derivatives which could leave toxic residues.

In Canada, doctors at the Hospital for Sick Children in Toronto reported in March this year that 13 out of 125 pregnant women exposed to workplace solvents gave birth to children with major congenital malformations, such as spina bifida or deafness.

His lab looks for both biological and chemical contaminants, such as pathogenic microbes and solvents.

«Typically, the synthesis of oxide nanoparticles involves the slow reaction of a weak oxidizing agent, such as hydrogen peroxide, with dilute solutions of metal salts or complexes in both aqueous and non-aqueous solvent systems,» said Dr. Thomas Sutto, NRL research chemist.

Certain substances are soluble in all proportions with a given solvent, such as ethanol in water.

Green chemistry starts with renewable resources such as plants or microorganisms, recycles its reagents, uses less hazardous solvents, and streamlines complicated processes.

And a third will restrict releases from solvents, such as paint and dry - cleaning fluid, which are the biggest source of VOCs.

At such pressures, carbon dioxide takes on unique, «supercritical» properties that enhance its usefulness as a solvent.

Conventional homogeneous techniques use typically organic solvents, such as toluene, which are not environmentally benign.

If windows are kept closed, indoor air can become a very unhealthy mix of chemicals, such as formaldehyde from furniture, solvents from carpet adhesives, chemical vapors from cleaning agents, benzene, xylene, and numerous others.

It also is far less dangerous than some other industrial solvents (PCBs for example), byproducts (such as dioxin) and other liquid industrial spills (fly ash slurries).

They tried different solvents such as water, oil and alcohol, in which they dissolved or suspended a variety of substances ranging from salt to polystyrene colloids.

Their results imply that interactions with the solvent, even similar solvents such as methanol and water, have a very large influence in controlling reactivity.

As such, the team used an underlying substrate former over which they laid a film of graphene that had been soaked in solvent to make it swell and become malleable.

The researchers were able to prepare new bijels from a variety of common organic, water - insoluble solvents, such as toluene, that had ligands dissolved in it, and deionized water, which contained the nanoparticles.

In fact, biochemists were already beginning to take advantage of synchrotron facilities to study the dynamics of «soft crystals,» which are composed of biomacromolecules such as enzymes that have a lot of solvent inside.

By combining first - principles molecular dynamics simulations with state - of - the - art electronic structure methods, the team could predict the excitation energies of the solvents and solutes, such as the ionization potentials of the solvated ions.

Understanding the feedback system for acetate is critical for many industrial processes, such as making flavoring agents, solvents and fuels, where in some cases engineers may want the acetate but in other cases, they may not.

This can help us understand such things as how ions move from water into a cell membrane, or how to extract Hanford's radioactive cesium from water using oil or other organic solvents.»

They are extracted using nonalcoholic solvents such as water, glycerin, and vinegar.

The SAD is laden with many foods that are counterproductive to producing vibrantly healthy babies: foods such as damaged fats (those overheated and extracted with solvents), commercially raised meats (if any meat is consumed at all, as many fall victim to the deception of vegetarianism), and an abundance of pesticides and chemicals via conventionally farmed foods, fast foods, processed ingredients, body care products, cleaning supplies and municipal water sources.

A fascinating and informative interview with William J. Rea, M.D., a pioneer and the leading researcher and clinician in the field of environmental medicine and chemical sensitivity, which is the treatment of illness caused by food and environmental factors as wide - ranging as such as pesticides, air and water pollution, solvents and formaldehyde, gas stoves, fragrances, and electromagnetic fields.

Examples of these chemicals are pesticides (in our food, lawns and parks), solvents (in gasoline, paints and cleaning products) and plastic chemicals (such as BPA and phthalates).

If you are not familiar with Berkey water filters you will be pleased to learn that this type of filter removes pathogenic bacteria, cysts and parasites entirely and extracts harmful chemicals such as herbicides, pesticides, VOCs, organic solvents, radon 222 and trihalomethanes.

It typically takes about 7 steps to produce vegetable oils and during this process chemical solvents such as hexane or heptane (substances made from crude oil) are added to extract the oil from the product.

Research confirms that people who are exposed to certain toxic compounds, such as pesticides or solvents, are significantly more likely to die from autoimmune disease..