That changed in July when U.K. and Indian scientists reported that daily consumption of arsenic-tainted rice is linked to genetic damage in humans. Experts say the result will be increased pressure on public health agencies to set safety limits for rice consumption.DEBORAH BLUMDiscover...
−4: harmful to people (USEPA 1989). 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 metal to another....
The sensitivity of the bioluminescence test systems, when compared to those of other bioassays is, usually, sufficient to reveal any compound toxic to humans and other mammals. In some cases, the BL systems can have not enough sensitivity to detect a toxic substance at its Maximum Permissible...
Right, so arsenic is a naturally occurring element and the most harmful form is inorganic arsenic. The main form of arsenic found in fish is organic arsenic. Unlike inorganic arsenic, organic arsenic is not harmful to humans. An anecdotal celebrity medical tale should not be the basis for nutr...
Particularly harmful to health is the atmospheric transformation of SO2 and other gases into particulate matter (PM) [7]. This transformation process is influenced by various factors, including the emission plume’s characteristics and maturity, as well as meteorological variables such as humidity, ...
Benzidine is a known urinary tract carcinogen in humans with a relatively long latent period. Dyes synthesized from benzidine, including Direct Blue 6, Direct Black 38, and Direct Brown 95 have all been shown to be carcinogenic in experimental animals and there is some evidence that the first ...
That means that one fifth the level of MSG used to cause obvious brain damage to a rat will do the same to you. And what about growing babies? It turns out that MSG is especially harmful to pregnant or nursing mothers because infants and young children are four times more sensitive to ...
How to protect against sargassum While the seaweed is rumored to cause cancer in humans, it can't, says Florida Health. However, the department does warn against eating it, as it may contain arsenic, cadmium and other heavy metals.
Toxicology is the study of the negative effects of chemicals on living things. The classic toxicology maxim “the dose makes the poison” dates back centuries, to times when arsenic and plant poisons were the main toxic chemicals one needed to worry about. ...
Is natural rubber harmful? Is natural rubber safe? Rubber is a naturally soft and flexible material that remains durable with extended use, it isentirely non-toxicand free of petroleum and heavy metals. Is rubber toxic to humans? According to the EPA, benzene, mercury, styrene-butadiene, polyc...