Chemical poisonings, new and old

Chemical poisonings, new and old

Sporadic cases of chemical poisoning have occurred in Japan recently, and even though these cases are rare, this situation is not permissible. These cases involve not only newly identified types of poisoning, but also the reemer-gence of poisoning with known hazardous chemicals. Recent examples of known types of poisoning are lead poisoning, lung cancer caused by exposure to beryllium, and blad...

Briefs on accidental chemical poisonings in New York City.

Poisonings and Overdoses

I and accidental poisonings and substance abuse can result in the need for critical care support. In many cases, only supportive care is necessary until the effects of the toxin diminish. However, some poisonings require specific antidotes or interventions to decrease morbidity and mortality. General management principles of poisonings and substance abuse that are pertinent to intensive care ma...

COVID-19 and Treatment: Old Friends for a New Enemy?

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Mix Design Selection For Old and New Generation of SuprePlasticizers

Determination the optimal mix design plays an important role in order to gain the maximum characteristic strength. This research was conducted as a case study for Manjil tunnel project located in Qazvin-Rasht highway. For this purpose, 18 concrete mix designs were prepared at the study phase of the project with specifications such as conventional water-to-cement ratios of 0.4, 0.5 and 0.6, the ...