the first ever base was the cellulose nitrate but it flammable that contribute to the severe hospital fires during 1920's. it was then replaced by the cellulose triacetate which was not as flammable as cellulose nitrate.
in the early 1960's it base was introduced. it is more resistant to warping and is stronger than the two other bases.
Cellulose
Radiographic film base is not made out of polyester plastic. It is commonly made up of cellulose acetate. It is important that the material is transparent so it can transmit the light used to make the image.
Celluloid
The base is made of aluminum.
They can be used as a base material for computer chips
Is a base material with fibres weaved or sewn into the base material such as hessian. This is then used to cover floors for warmth and style.
Actors are used in a film to help make the film come to life.
The curtains that used to hang in her bedroom. They were replaced with new ones and she used the material of the old ones.
The base material of the air fresheners that are used in toilets and bathrooms is gelatin. It is extracted from collagen of different animal by-products.
Well shut it no
Velour material is material used to make tracksuits etc.
Simple answer-it reacts with actinic ("white") light to make images.It can be carried on paper or film in a gelatine base layer.