A coral reef is made ofthin layers of calcium carbonate Stony corals (or scleractinians) are the corals primarily responsible for laying the foundations of, and building up, reef structures. Massive reef structures are formed when each individual stony coral organism—or polyp—secretes a skeleton ...
Is lime harmful to humans? Inhaling lime dust may lead to irritation of breathing passages, coughing and sneezing. If ingested,lime can cause pain, vomiting, bleeding, diarrhea, a drop in blood pressure, collapse, and in prolonged cases, it can cause a perforation of the esophagus or stomach...
The Mother of Pearl can be separated in sheets but this should only be done by experts. It is also worth noting, if you do come across some on a beach and want to make some jewelry – the dust from abalone shell can be harmful if breathed in so don’t be tempted to start boring ...
This case drew national attention in 2018. About 100 people died and more than 300 hospitalized in a span of few years in a village of 1200 people in a tribal stretch in central India. Medical teams visiting the area reported severe renal failure and bla
If CR or TCR < 1 * 10−6: no risk; > 1 * 10−4: harmful to people (USEPA1989). The Pb, Ni, and Cr slope factor was only applied to evaluate carcinogenic risk due to no slope factor data for the other toxic metals. The slope factor, actually, changes from one met...
6 CS is supposed to serve as an anti-tumorigenic function [1]. It is meant to play a protective role in response to cellular stressors where this kind of cell-cycle arrest limits the proliferation of damaged cells. Thus accumulation of harmful factors can be avoided, while at the same ...
A.The heat created from burning waste is used to make electricity. B.When waste is used to create energy, it results in heat or smelly gases. C.Burning creates acid rain that is harmful to both people and structures. D.The remains can be highly poisonous and must be dealt with very ca...
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Warmer waters also encourage some poisonous marine bacteria to grow and lead to illness in humans whenever 8 (take) with raw seafood, like oysters. And how about that satisfying “crack” which you get when you are eating crabs and lobsters? It could be silenced 9 shellfish have been ...
The weathering of these recently uplifted rocks caused the earth to cool and significantly reduced the amount of carbon dioxide in the atmosphere. As a result, sea levels decreased by hundreds of feet. The abrupt chilling and reduction of their habitats would have been extremely harmful to the ...