Примери коришћења Fly ash на Енглеском и њихови преводи на Српски
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Of course, fly ash isn't without controversy.
Part humus sheet(from the oak or under birch); 1 piece of sod land;0.25 parts fly ash; some sand.
Fly Ash Absorbent for Fluids in Mud Pits.
But higher concentrations of fly ash require increased testing, because the results can vary.
Fly ash also serves as filler in wood and plastic products, paints and metal castings.
Because coal power is so widely used, fly ash is one of the most abundant industrial byproducts on Earth.
Fly ash typically contains heavy metals like arsenic, lead and selenium that are known to cause cancer and other health problems.
Foam concrete compounds utilising fly ash in the slurry mix is cheaper still, and has less environmental impact.
Although it often does contain known carcinogens, the harmful effects are thought to be neutralized when fly ash is added to concrete mixes.
The safety of fly ash in concrete has been hotly debated.
Because it contains heavy metals, storing andsafely disposing of fly ash presents a major challenge to power companies.
We keep saying that fly ash is a good substitute for Portland cement, but what exactly is Portland cement?
M23M. Vukićević, Z. Popović, J. Despotović,L. Lazarević(2018) Fly ash and slag utilization for the Serbian railway substructure.
Adding fly ash to the mix has the ability to improve concrete, because changing the composition of concrete can add strength and durability.
Concerns have also been raised over whether using fly ash would expose builders to lawsuits and exempt them from insurance coverage.
Fly ash comes from one of the biggest sources of air pollution and carbon dioxide emissions on Earth, and yet it's considered to be a green material.
After 3-4 weeks of landing fed fermented plant extract weeds in combination with fly ash extract and a weak solution of potassium permanganate.
The main reason that fly ash is considered to be eco-friendly when used in construction is that it is recycled material.
Akademska misao, Univerzitet u Beogradu, Građevinski fakultet, Beograd.[MU]International monographsSnežana Marinković,Jelena Dragaš(2018) Fly ash.
The biggest challenge to fly ash came in 2008, following the massive fly ash spill at the Kingston Fossil Plant in Tennessee(see sidebar).
With good integral property and long service life, Flyer steel silo is used for storage of slag,mineral powder, fine powder and fly ash.
Even if it's safe in concrete applications,hazardous classification for fly ash could potentially make construction companies more vulnerable to lawsuits.
Fly ash is produced when coal is burned, and environmental laws in the United States require power companies to trap and properly dispose of it.
M33Jelena Dragaš, Snežana Marinković, Ivan Ignjatović, Nikola Tosić(2014)Proparties of high-volume fly ash concrete ant its role in sustainable development.
In many ways, fly ash concrete does look like a winner, butthere are still some lingering concerns about the safety of surrounding ourselves with too much fly ash.
One potential solution to the storage anddisposal problem that could help prevent spills like the one in Tennessee is to use fly ash as a building material.
Not only does using fly ash in concrete prevent those heavy metals from being released back into the environment, it also keeps cement makers from mining new raw materials.
According to the available data, the majority of industrial waste comes from thermal processes(such as fly ash, shale and sludge), and the largest generator is the public enterprise EPS.
Geopolymer concrete is the technical name for fly ash or any other type of concrete made from synthetic aluminosilicate materials(materials made with aluminum, silicon and oxygen).
To deal with both of those problems, the construction industry had the clever idea to start formulating concrete out of fly ash, substituting fly ash for Portland cement(the primary ingredient in most concrete).