Sentences with phrase «water samples using»

Collected water samples and tested for quality of raw, partially treated and treated water samples using a variety of laboratory instruments

Some billions of dollars later, your lab assistant tells you that the water sample you used was actually 33 K before you applied the energy that resulted in a final temperature of 288 K.

Not exact matches

Scoville used a panel of tasters who kept sampling the mixture of chiles and sugar water until the pungency was gone.

You'll also be able to have a little bottle of the Mount Lofty spring water that we use, a little sample of the grain that we use for that particular bottling and some shavings of the actual wood from the barrel as well as the bottle of single malt.»

Before using produce from the school garden, the USDA recommends visiting the garden and asking the lead gardener about growing practices, including the history of the land use, water sources, soil sampling and results, use of fertilizers and pesticides, and animal control measures.

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Students then use their findings to analyze the health of a water sample.

The FDA has also collected samples of the water used to reconstitute the formula, which in this case was bottled water, not from the tap.

The Suffolk County fire academy in Yaphank, used for training volunteer firefighters, is now on the state's Superfund list after water samples from monitoring wells detected contaminants that exceed federal health advisories.

A new peer - reviewed study discredits findings of controversial research claiming that higher concentrations of dissolved methane in domestic water wells can be associated with proximity to nearby gas - producing wells in northeastern Pennsylvania — and it does so using a much larger sampling size and pre-drill baselines.

So he designed a procedure to screen water samples for environmental toxicity using bioluminescent fungi — and won the # 10,000 prize.

Measuring - Temperature and Thermometers Classifying Components of Mixtures Predicting - Surveying Opinion SAPA Part C, Directions for the Multiplication Game SAPA Part C and E, Multiplication Game SAPA Part D 1st Draft, c. 1972 The Whirling Dervish The Bouncing Ball The Effect of Liquid on Living Tissue Rate of Change Observing Growth from Seeds An Intro to Scales Forces on Static and Moving Objects Observations and Inferences Using Punch Cards to Record a Classification Using Maps to Describe Location A Tree Diary SAPA Part D 2nd Draft Observations and Inferences The Bouncing Ball Rate of Change A Tree Diary An Intro to Scales and Scaling Observing Growth from Seeds (The Bean - It Came Up) Forces on Static and Moving Objects Using Punch Cards to Record a Classification Relative Position and Motion Inferring - The Water Cycle Predicting 4 - The Suffocating Candle The Big Cleanup Campaign 2 - D Representation of Spatial Figures Using Maps to Describe Location SAPA Part D Tryout Draft, 1972 Observations and Inferences The Bouncing Ball Measuring Drop by Drop Rate of Change Predicting 4 - The Suffocating Candle Forces on Static and Movign Objects Observing Growth from Seeds Using Space / Time Relationships -2-D Representation of Spatial Figures Using Punch Cards to Record a Classification An Introduction to Scales and Scaling The Effect of Liquid on Living Tissue Inferring - The Water Cycle Relative Position and Motion Using Maps to Describe Location The Big Cleanup Campaign A Tree Diary SAPA II Module (s), c. 1973 1, Tentative Format Sample, Perception of Color 9, Sets and Their Members 6, Direction and Movement, Draft 34, About How Far?

In the future, this kind of aquatic flier could be used to perform search - and - rescue operations, sample water quality or simply explore by air or sea.

Because they are so small, multiple testing methods are used, including cross-polarized light microscopy, scanning electron microscopy and PCR testing of the DNA of larvae in the water sample.

At Iowa's Hillandale Farms, which used the same feed supply, samples of the water used to wash whole eggs also contained the bug.

The researchers used source - tracking markers, a novel method Rose calls «CSI (Crime Scene Investigation) for water,» to sample 64 river systems in Michigan for E. coli and the human fecal bacteria B - theta.

We started by using ships of opportunity to collect water samples last December for months.

In Pavillion, Wyo., where residents have complained of nerve damage and loss of sense of taste and smell, EPA superfund investigators found benzene and other hydrocarbons in well water samples, as well as methane gas, metals, and an unusual chemical variant of a compound used in hydraulic fracturing.

The team demonstrated that accurately quantifying lead in well water will depend on which sampling protocols are used, and remediating lead in well water will be site specific.

In collaboration with the Geneva Water Ecology Service (SECOE) and the PhycoEco environmental office in La Chaux - de-Fonds, Switzerland, the researchers analyzed the 90 or so samples taken in different rivers in Switzerland and determined their ecological status using the DI - CH.

A team of geologists led by David Clague then used a tethered underwater robot, the remotely operated vehicle (ROV) Doc Ricketts, to dive down to the seafloor, fly around the vents, and collect video and samples of rocks and hot water spewing from the chimneys.

Microbial ecologist Terry Hazen of Lawrence Berkeley National Laboratory (LBNL) and his colleagues used two ships to collect 200 samples from 17 deep water locations between May 25 and June 2.

The new technique — using high - resolution mass spectrometry — assessed 18 water samples collected from New York state waterways.

Besides collecting water and sediment samples, her team is using electronic instruments to measure temperature, salinity, dissolved oxygen, chlorophyll biomass, sunlight penetration, and other parameters at depths from 5 to 30 meters.

«I could imagine that the water samples currently taken by cantonal or federal authorities on a daily or even hourly basis for chemical screening could also be used to record biodiversity,» speculates Altermatt.

Well - known techniques that took place in Flint include preflushing water from taps the night before sampling and using small - mouthed bottles, which artificially lowers lead concentrations in samples, as well as failing to identify and test homes known to have sources of lead in their plumbing from lead services lines or older brass components that contain significant amounts of lead.

Using a water sample collected in the field, the innovative environmental DNA test can reveal whether one or more of the elusive marine mammals has been in the area within the past month.

Results from testing water samples for pathogens including Giardia lamblia and Cyrptosporidium parvum using the technology were compared with results obtained using a tabletop optical microscope.

In some of the samples, the team dramatically reduced the concentrations of dissolved phosphate and oxygen to simulate conditions that might exist inside equipment used to recycle urine into water on spacecraft during long - duration flights.

The team used this ratio as a benchmark to identify and compare levels of mercury pollution caused by human activities across water samples from different oceans.

The scientists investigated the waters near Guam last winter using three different high - tech aircraft to collect air samples and examine the abundance, distribution and transformation of various gases in the tropical atmosphere.

In a 2012 study of 33 fungicides used on potatoes, Kuivila's lab found that 75 percent of surface waters tested and 58 percent of ground water samples were contaminated with traces of at least one fungicide.

To achieve this, he used a nanocrystal sample produced from lead chloride instead of lead oxide, such that there was no way for water to be generated in the reaction with oleic acid.

«It's a coordinated approach, SkyTruth using satellite images to detect and map potential oil slicks and pinpoint potential sources, SouthWings and Waterkeeper using that information to coordinate overflights and on - the - water investigations and sampling,» Amos says.

Based on previous work, the researchers are taking 25 samples 5 feet apart at each of 5 sites, including some of the sites used to compile the surface water report.

During this cruise, the researchers will locate an eddy using satellite data and then deploy the LRAUVs to survey the feature and collect water samples.

Using bioinformatics, the computer wades through the information to give us a full complex of what's in that sample — whether it be invertebrates, fish, reptiles, amphibians, birds — anything that may be coming into contact with the water or soil.

Here they photographed organisms from deep - water samples and used technology to sequence the genomes of these single - celled organisms.

It can be used to detect biological contaminants in food and water, characterize animal diets from dung samples, and even test air samples for bacteria and fungal spores.

Researchers from the University of Genova in Italy and collaborating universities studied cold and hot water samples at two tertiary care hospitals for a year from faucets used by healthcare professionals for handwashing, surgical washing, and washing of medical equipment.

The team used interferometric ultrafast velocimetry and pyrometry to characterize the optical properties of the shocked compressed water and determine its thermodynamic properties during the brief 10 - 20 nanosecond duration of the experiment, before pressure release waves decompressed the sample and vaporized the diamonds and the water.

«Using this data, the software determines the relevant indicators, which when analysed in water samples with an unknown source of faecal pollution, would allow its source to be determined,» he adds.

Jasna Brujic and colleagues experimentally verified both of those claims using a three - dimensional microscope — which examines many horizontal layers of a sample and then stacks those images to create a 3 - D image — to analyze oil droplets tightly packed in water.

Kelsey Poulson - Ellestad, a former graduate student at the Georgia Institute of Technology, now at Woods Hole Oceanographic Institution, works with a Conductivity, temperature and depth (CTD) sampling rosette, which is lowered over the side of a vessel and is used to collect water samples from various depths.

Researchers collected water samples from area lakes, ponds and streams and used polymerase chain reaction (PCR) technology to amplify — or copy — the entire mitochondrial genomes from the eDNA found in those environments.

Jacques Dubochet was awarded the Nobel Prize in Chemistry in 2017, for using vitrified water to prepare biological samples for electron microscopy; a technique that is still at the heart of cryo - electron microscopy.

The ability to peek into the process of splitting water at room temperature has been hindered by the fact that most imaging or crystallography technology using X-ray lasers blasts the samples to bits before meaningful data can be collected.

Indeed, symposium talks covered diverse topics such as using DNA sequencing to track biodiversity in water samples from Monterey Bay (Collin Closek) as well as using crowdsourcing to create an open repository of research talks (Rajan Vaish).