What are the four most common types of materials used to make cooking and baking utensils?

1, Metals are opaque, lustrous elements that are good conductors of heat and electricity. 2, Plastic is any synthetic or semi-synthetic organic polymer. 3, Ceramics are all around us. This category of materials includes things like tile, bricks, plates, glass, and toilets. 4, A glass is an amorphous solid. The term is usually applied to inorganic solids and not to plastics or other organics. These four are the majority ordinary types.