EXPLANATIONS ON THE BARS OF SOAP USED IN THE SHOWERS THIS MORNING:
Me: Wow! This new soap really lathers up. It smells awesome! I'm only buying this soap from now on...
Izetta Chambers: Soaps are useful for cleaning because soap molecules
have both a hydrophilic end, which
dissolves in water,
as well as a hydrophobic end, which is
able to dissolve non-polar grease
molecules. Although grease will normally adhere to skin or clothing, the
soap molecules can form micelles which surround the
grease particles and allow them to be dissolved in water. Applied to a
soiled surface, soapy water effectively holds particles in colloidal suspension so...
(I'm not quoting Izetta, I just copy & pasted from a secret website because it looked similar to her writing.)
No comments:
Post a Comment
Please be honest, while at the same time being courteous to other readers.