Читать книгу The Manufacture of Paper - R. W. Sindall - Страница 9
Fibres for Paper-making.
ОглавлениеAlthough the vegetable world has been explored from time to time for new supplies of cellulose, and some plants have been found serviceable in certain directions, yet the number of fibres in actual use is very limited.
The following table indicates the principal sources of the material required for paper-making:—