To build a homemade automatic egg turner, you will need something that turns, like a rotisserie. Then you need to mount it on the door and attach a rod to the gears that will turn the egg trays.
pro series 4200
Raw egg whites.
yes, the result will be less flavorful, but, yes
Homemade ice cream generally contains raw egg, and therefore should be avoided (due to the risk of salmonella). There are a few recipes out there that do not call for egg, if you are making it yourself you could try those.
keeps the egg at the right temp, and the air around it clean
Not at all... as long as you use good fresh egg yolk.
Birds build nests to protect their eggs.
They range greatly in price, depending on the size and model of the incubator. I have priced average sized incubators to be between 150$-200$, not including an automatic egg turner. Its best if you call your local farm supplies stores which generally carry them, or can order them in for you.
In my school an "egg drop" is a project where you build a device to catch an egg.
Nothing. The father holds the egg until the egg hatches.
you should build a box for the egg to go in so it will not break.
Yes. Many homemade cakes use whipped egg whites for the icing which is raw.