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Hazardous chemicals present physical and/or health threats to workers in clinical, industrial, and academic laboratories. Laboratory chemicals include cancer-causing agents (carcinogens), toxins (e.g., those affecting the liver, kidney, and nervous system), irritants, corrosives, sensitizers, as well as agents that act on the blood system or damage the lungs, skin, eyes, or mucous membranes.
Alternatives to animal testing are the development and implementation of test methods that avoid the use of live animals. There is widespread agreement that a reduction in the number of animals used and the refinement of testing to reduce suffering should be important goals for the industries involved. [1]
Most animals are used in only one procedure: animals are frequently euthanized after the experiment; however death is the endpoint of some procedures. [134] The procedures conducted on animals in the UK in 2017 were categorised as: 43% (1.61 million) sub-threshold, 4% (0.14 million) non-recovery, 36% (1.35 million) mild, 15% (0.55 million ...
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Keep the baby warm during sleep, but not too warm. The baby's room should be at a temperature that is comfortable for an adult. Too many layers of clothing or blankets can overheat the baby. [1] Some parents worry that the baby can roll over during the night. However, by the time the baby is able to roll over by itself, the risk for SIDS is ...
A boa constrictor in the U.K. gave birth to 14 babies — without a mate. The process is called parthenogenesis, from the Greek words for “virgin” and “birth.”
Experimenting with Babies: 50 Amazing Science Projects You Can Perform on Your Kid is a 2013 non-fiction book written by Shaun Gallagher and illustrated by Colin Hayes. The book provides a series of home-based experiments that can be performed on infants aged birth to two years to test their cognitive, motor, social and behavioural development.
Why gender stereotypes still dictate what babies can wear. (Photo illustration: Carl Godfrey for Yahoo News; photo: Getty Images) (Photo illustration: Carl Godfrey for Yahoo News; photo: Getty Images)