Care must be taken in this operation as there is quite a fire hazard unless due precautions are used. From the opener the ... To avoid the long and arduous handling that manual operation would entail several devices are in use to permit of quick unloading. In one ... Great care must THE CUPRA-AMMONIUM PROCESS 321.
|Title||:||The Rayon Industry|
|Author||:||Moïs H. Avram|