Object: Some ashes, grease and water and a cross

Good morning, boys and girls. I have some ashes with me this morning that I produced by burning some leaves. I also have some grease in this jar I collected from our kitchen. Suppose I had a lot of ashes or a lot of grease and told you to go play in the ashes or play with the grease. You would get all dirty and yucky, wouldn't you? Your parents would be very cross with me.

But suppose I added some water to the ashes and grease? Did you know…