There are many available stove top grill available online for purchase. One of the example of a good quality stove top grill is by the company Chefmaster.
You don't do that
There are many online stores where you can purchase stove top grills.Stores such as www.ebay.co.uk or www.williams-sonoma.com both stock them and are reasonably priced.
Not really; you can buy pans that have grill ridges in the bottom. You can use this kind of pan to grill on a stove.
Cast iron grill will work on electric stove. A cast iron grill is heavy and typically has a flat bottom that promotes even. Since a cast iron grill is one solid piece of metal that typically has a handle as part of the design, it has no parts that can loosen or break.
"Baked" means "something that has been cooked in the oven"(as opposed to the grill, or on top of the stove).
It is safe for the microwave, freezer and top rack of the dishwasher, but not the stove, oven or grill.
Every place I looked for Korean BBQ grill plates stated that they should NOT be used on any glass top stoves. I wouldn't want to risk breaking my new stove, maybe check out a stand alone Korean BBQ pit.
There are grills of many different amps. Your regular stove top ones are about 15 amps. Individual grill machines for countertop use must have amps usage printed on the label.
with a stove or a grill or more
It depends on the application, are you using it on the stove, microwave, or your grill. Whirley-Pop makes what many consider to be the best stove-top popper. I have added a link that also shows the other types of popcorn poppers.
A flat top grill is a commercial cooking appliance that resembles a griddle, but the heat element is circular rather than straight up and down as found in a griddle. As such, they can be found at restaurant supply companies.
A ceramic stove top is more durable and heats up faster than a glass stove top. However, a glass stove top is easier to clean and maintain.