Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to make fog [title] Heat water until it's very hot, but not boiling. [step] If your tap water is very hot, you might be able to use this water right out of the tap. You can also heat water on the stove, or fill a glass container and heat it in the microwave.

Ending1: Cover the container with plastic wrap and place it in the microwave. [title] Slowly turn the water on high and stir the water every few minutes. Ending2: [substeps] Make sure the water does not boil. Wood is almost always unsafe, since it can allow the soil to be damaged. Ending3: [substeps] The water should be hot to the touch but not quite boiling. Aim for a temperature somewhere between 120 and 180 degrees fahrenheit (49 and 82 degrees celsius). Ending4: [title] Add a handful of ice cream and heating water to your water, and stir the mixture. [step] Mix in as many as you like, the further from you you get into the mixture.

Answer format: ending1/ending2/ending3/ending4