Fireplace screens are typically made of glass or metal so that they can withstand heat. As well as absorbing the heat and deflecting it, some screens can become hot themselves so it is wise to be cautious about touching them.
There are plenty of fireplace covers that have animals on them. Try Target.
Fireplace doors are typically made of brass, an alloy of Zinc and Copper. They can be made of other alloys and metals, however, brass is very advantageous as a fireplace door material as it gives a great finish, its strong, easy to clean, non-corrosive, and most importantly heat resistant.
A fireplace is typically made of materials that are insulators, such as brick or stone, which do not conduct heat well. This is why a fireplace can retain heat and keep a room warm for an extended period of time after a fire has gone out.
A shelf above a fireplace or something that covers or conceals
Quilt covers are typically made from cotton or a cotton blend. They are available in a wide choice of patterns and colors. You can choose from a wide selection of what will fit your needs.
The first gas fireplace is unknown to me but the regular fireplace was made by Benjamin Franklin and it was called the Franklin stove
A fireplace mantel is more of a decorative framework around the fireplace, often made of wood. Meanwhile, a hearth is a brick or stone-lined fireplace.
The ideal depth for a fireplace mantle is typically around 6 to 8 inches.
The fireplace ash dump in this house is typically located at the base of the chimney, either inside the fireplace or outside near the foundation.
Chair covers are made using various different fabrics depending on the preference. However, typically they can be made by simply using fabric, fabric glue, ribbon, and measuring tape.
Most pool covers are typically made of a UV-stabilized polyethylene or polypropylene; some are also made with a deterioration resistant vinyl.
A safe fireplace screen is made of metal but won't overheat when touched.