Procedure
First step
--->Put 25 ml of recicled oil in one erlenmeyer(erlenmeyer nº 1)
Second step
--->Add 10 ml of distilled water in the erlenmeyer(erlenmeyer nº 1) and mix the oil whith the water
Third step
--->Weigh 4,5 g of "Na OH" (hydroxide sodium) and put it in a new erlenmeyer(erlenmeyer 2)
Fourth step
--->Take 15 ml of distilled water and put it in the erlenmeyer(erlenmeyer 2)
Fifth step
--->Mix the erlenmeyer 1 and the erlenmeyer 2
Sixth step
--->Put the mix of the two erlrenmeyers in a glass or in a container with the shape that you want and wait for 3-5 days
Seventh step
--->Take the soap and wash your hands!!!!
The objective of this worksheet is to make soap with recicled oil
dijous, 22 de maig del 2008
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