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Medical leeches were cleared as a medical device in 2004 after being an indispensable tool in the 19th century and even in use in the Middle Ages. This unique use of creatures is utilized in many surgeries today. Leeches have the ability to assist with compromised tissue with the components of their saliva.
In 2011 the European Commission announced that the European Parliament had ordered a ban of phosphates in consumer laundry detergent by June 2013 and a ban in dishwasher detergent by January 2017. [2] [7] Australia began phasing out the use of phosphates in its detergents in 2011, with an all-out ban expected to take effect in 2014. [8]
Phosphorus must have been awe-inspiring to an alchemist: it was a product of man, and seeming to glow with a "life force" that did not diminish over time (and did not need re-exposure to light like the previously discovered Bologna Stone). Brand kept his discovery secret, as alchemists of the time did, and worked with the phosphorus trying ...
The post This Is What People Used Before Toilet Paper Existed appeared first on Reader's Digest. Now it's left us wondering—what did people do without it in the first place?
The use of wood ash as a field treatment became widespread. [4] In the Andes, they used guano for at least 1500 years, before the European countries started importing it in the 19th century for their increasing demands due to the industrial revolution.
People exposed to white phosphorus can suffer severe and sometimes deadly bone-deep burns. It can cause organs to shut down, and burns on just 10% of the body can be fatal, HRW said. Those who don ...
The use of enzymes for laundry was introduced in 1913 by Otto Rohm. The first preparation was a pancreatic extract obtained from slaughtered animals, which was unstable against alkali and bleach. Only in the latter part of the century with the availability of thermally robust bacterial enzymes did this technology become mainstream.
The Pentagon recommended providing the white phosphorus shells to Ukraine as part of several aid packages, including a recent one, as a Presidential Drawdown Authority, according to the officials.