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No matter the type of product you are using (soap or detergent), good cleaning takes a lot of energy. Three different kinds to be exact:
Chemical energy, provided by the soap or detergent
Mechanical energy, provided by a machine or by hand
Thermal energy, provided by heating water Let’s look at how all these elements work together.
Assume we have a great, big, oily, greasy stain on one of our favorite shirts. Water alone is not enough to remove the stain and get our shirt…
December 6, 2018
Surfactants (yellow) cause water to lose surface tension, which is what keeps water separate from other materialsHave you ever seen a bead of water sitting on a surface? This is because water has a property called surface tension. This tension causes water to form a bead on the surface of things like glass or fabric. You can see surface tension at work by placing a drop of water onto a counter top. The drop will hold its shape and will not spread.
In order to clean the dirt on our clothes, the…
December 5, 2018