Today was quietly watching TV when I remembered I had a class some time ago in a course. The class in question gave us a Mining Engineer who kindly explained to us what was the procedure followed to collect the fine powders that were on the floor of the extractive industries.
The method was more or less rub salt into the pile of powder to absorb moisture and cake so that it can be collected with a shovel. Continuing its
teaching skills told us it was like the peasants, which when eaten with salt water was withheld because the salt absorbed (she said quite seriously.)
We've all been told by our clary, stick a cordelito, let it evaporate the water and see after a few days crystals were formed.
So far nothing new, such as a very hygroscopic compound is calcium chloride (CaCl 2
), which is used as a desiccant, or the silica gel that comes in bags with puzzles, jewelry and stuff.
The funny thing is that the SAL topic as it is, that is N
0 comments:
Post a Comment