Celluloid
material · 1870 · Electric age
An early nitrocellulose plastic; the basis of cinema film.
Principles and materials it uses
- Cellulose — is made of. Nitrocellulose.
Where it is used
- Photographic film — is material for. The first flexible film was celluloid.
- Sunglasses — is material for. The frames are celluloid.
- Polarizing filter — is material for. Land’s Polaroid is aligned crystals in a film.
What it is a kind of
- Plastic — is a kind of. A plastic.