It's the flooding problem most of all. I'm in one of the few Manhattan co-ops that still allows washing machines and dryers and it's a wonderful thing to have it in my apartment. But many landlords, co-op board and condos don't permit them because of the flooding.
A couple of my friends and I made hot ice for our school science fair. We used sodium acetate. This project won first place at my schools science fair!!! Materials: Stove. Pot. A spoon. A glass cup. and Sodium acetate (you can find it online or in certain heat packs). How to do it: You heat water in a pot and put the sodium acetate in the water.
1 Before you dissect the animal - organize and set-up: 2  Before you dissect the animal -. organization and set-up: â¢. 3  Choose appropriate freezing method. -. 4  and depending on the. method prepare liquid nitrogen, isopentane, dry ice. â¢. 5  Label ahead of time 6  -. cryo molds, aluminum foil, specimen bags. while at room temperature. â¢.