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A chemistry professor explains the science that makes salt a cheap and efficient way to lower freezing temperature.
Olive oil is a key ingredient in the Mediterranean diet, which many nutrition experts consider to be the healthiest way to eat.. Swapping olive oil for other fats is one of the easiest ways to ...
While there are plenty of clever uses for salt, including fixing slippery surfaces, rock salt isn’t always easy to find once temperatures drop lower than the melting point of ice (32°F or 0°C).
Water softening is the removal of calcium, magnesium, and certain other metal cations in hard water. The resulting soft water requires less soap for the same cleaning effort, as soap is not wasted bonding with calcium ions. Soft water also extends the lifetime of plumbing by reducing or eliminating scale build-up in pipes
Olive oils sold as the grades extra virgin olive oil and virgin olive oil therefore cannot contain any refined oil. [ 65 ] Crude olive pomace oil is the oil obtained by treating olive pomace (the leftover paste after the pressing of olives for virgin olive oils) with solvents or other physical treatments, to the exclusion of oils obtained by re ...
Dishwasher salt is a particular grade of granulated, crystalline sodium chloride intended for regenerating the water softener circuit of household or industrial dishwashers. Analogous to water softener salt, dishwasher salt regenerates ion exchange resins , expelling the therein trapped calcium and magnesium ions that characterize hard water .
Boiling lasts three days while the oil reacts with the lye and water to become a thick liquid soap. Soap cooling. The laurel oil is added at the end of the process, and after it is mixed in, the mix is taken from the vat and poured over a large sheet of waxed paper on the floor of the factory. At this point, the soap is a large, green, flat ...
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