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It might surprise you to know that concrete and cement dust contains silica. If you don't know much about silica, in dust form, it's deadly. Silica dust is one of the biggest killers of construction workers, second to asbestos. Silica dust kills around 800 people every year in the UK.
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Background & Aims: Cement industry is very contaminated. Contaminants resulting from industries include dust, carbon compounds, sulfur and nitrogen. The purpose of this study was to evaluate the output of pollutants from cement plants in soil samples and leaf tree species. Methods: This study descriptive-analytic was designed tree species, plants and soil around the plant.
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The alterations in anatomical features of these species are mainly an adaptation to resist against cement dust and for continuous survival, thus acting as a biomonitoring species for assessing air ...
The present work may indicate that cement dust greatly affected the salt marsh adapted species, A. glaucum, H. strobilaceum and S. fruticosa, by destroying the photosynthetic processes, disturbing the pH of the cell sap, decreased total nitrogen and interrupted the metabolism of soluble amino acids and soluble sugars into insoluble reserve substances.
Feb 25, 2019· After water, concrete is the most widely used substance on Earth. If the cement industry were a country, it would be the third largest carbon dioxide emitter in the world with up to 2.8bn tonnes ...
Cement industries located nearby limestone outcrops in Brazil have contributed to the coating of cement dust over native plant species. However, little is known about the extent of the response of tropical woody plants to such environmental pollutant particularly during the .
Periodical Effect of Cement Dust Pollution on the Growth of Some Plant Species side, which was unfavorable to oats but favorable to pasture grass. Darley et al. (1966) noted that plants were stunted and had few leaves in the heavily dusted portions of an alfalfa field downwind from a cement .
The present study aimed to analyse the effect of a cement plant emissions of dust on chlorophyll content of six tree species. Chlorophyll content was evaluated monthly during a year on trees growing at two different places: one under the influence of cement dust and the other 50 km far from this type of emission. Pigments were extracted with dimethylsulphoxide and its concentration measured by...
Periodical Effect of Cement Dust Pollution on the Growth of Some Plant Species Discussion Cement dust had a significant effect on the growth of some plant species compared with noncement dusted plants. Toxic compounds such as fluoride, magnesium, lead, zinc, copper, beryllium, sulfuric acid and
A cement is a binder, a substance used for construction that sets, hardens, and adheres to other materials to bind them together. Cement is seldom used on its own, but rather to bind sand and gravel together.Cement mixed with fine aggregate produces mortar for masonry, or with sand and gravel, produces concrete.Concrete is the most widely used material in existence and is only behind water .
Disease in Lawns. Grass grown along a concrete driveway can withstand fluctuations in soil pH, but when the pH goes above 6.8 in cool, rainy conditions, some grasses are susceptible to disease.
The introduction of cement dust from a cement factory produced negative effects on the morphological traits of both plant species (Atriplex griffithii and Prosopis juliflora) growing at the ...
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Science 05 Nov 1909: Vol. 30, Issue 775, pp. 652-654 DOI: 10.1126/science.30.775.652
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