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The Refrigerator Safety Act in 1956 was a U.S. law that required a change in the way refrigerator doors stay shut. It was codified at 15 U.S.C. 1211–1214 as Public Law 84-930, 70 Stat. 953, on 2 August 1956. [9]
Highly Toxic: a gas that has a LC 50 in air of 200 ppm or less. [2] NFPA 704: Materials that, under emergency conditions, can cause serious or permanent injury are given a Health Hazard rating of 3. Their acute inhalation toxicity corresponds to those vapors or gases having LC 50 values greater than 1,000 ppm but less than or equal to 3,000 ppm ...
Alternative sign. Division 2.2 Toxic gases – Gases which: are known to be so toxic or corrosive to humans as to pose a hazard to health; or; are presumed to be toxic or corrosive to humans because they have an LC 50 value equal to or less than 5000 ml/m 3 (ppm). e.g. hydrogen cyanide. Division 2.3
Although it is likely that flatulence humor has long been considered funny in cultures that consider the public passing of gas impolite, such jokes are rarely recorded. It has been suggested that one of the oldest recorded jokes was a flatulence joke from the Sumerians that has been dated to 1,900 BC. [1]
New data suggests a major threat to children's lives comes in a can. A professor at Children's Hospital of Michigan in Detroit says popular energy drinks can actually poison young children. Data ...
Image credits: historycoolkids The History Cool Kids Instagram account has amassed an impressive 1.5 million followers since its creation in 2016. But the page’s success will come as no surprise ...
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The 1970s Mr. Yuk Public Service Announcement. To help children learn to avoid ingesting poisons, Mr. Yuk was conceived by Richard Moriarty, a pediatrician and clinical professor of pediatrics at the University of Pittsburgh School of Medicine who founded the Pittsburgh Poison Center and the National Poison Center Network. [1]