Search results
Results from the WOW.Com Content Network
Paper chemicals designate a group of chemicals that are used for paper manufacturing, or modify the properties of paper. These chemicals can be used to alter the paper in many ways, including changing its color and brightness, or by increasing its strength and resistance to water. [1] The chemicals can be defined on basis of their usage in the ...
The Leblanc process was an early industrial process for making soda ash (sodium carbonate) used throughout the 19th century, named after its inventor, Nicolas Leblanc.It involved two stages: making sodium sulfate from sodium chloride, followed by reacting the sodium sulfate with coal and calcium carbonate to make sodium carbonate.
Some soap-makers leave the glycerol in the soap. Others precipitate the soap by salting it out with sodium chloride. Skeletal formula of stearin, a triglyceride that is converted by saponification with sodium hydroxide into glycerol and sodium stearate. Fat in a corpse converts into adipocere, often called "grave wax".
These handy bathroom hacks, from hot water to baking soda, can help solve your toilet trauma in no time. Unsure of how to unclog a toilet without a plunger? These handy bathroom hacks, from hot ...
Joseph C Gayetty [disputed – discuss]. Joseph C. Gayetty (c.1827 – May 2, 1895) was an American inventor credited with the invention of commercial toilet paper. [1] [2] [3] It was the first and remained only one of the few commercial toilet papers from 1857 to 1890 remaining in common use until the invention of splinter-free toilet paper in 1935 by the Northern Tissue Company.
The Solvay process or ammonia–soda process is the major industrial process for the production of sodium carbonate (soda ash, Na 2 CO 3). The ammonia–soda process was developed into its modern form by the Belgian chemist Ernest Solvay during the 1860s. [ 1 ]
Natron is a naturally occurring mixture of sodium carbonate decahydrate (Na 2 CO 3 ·10H 2 O, a kind of soda ash) and around 17% sodium bicarbonate (also called baking soda, NaHCO 3) along with small quantities of sodium chloride and sodium sulfate. Natron is white to colourless when pure, varying to gray or yellow with impurities.
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.