Warning: session_start(): open(/var/lib/php/mod_php/session/sess_0s38fci4fsl4u1lh7g782k5b24, O_RDWR) failed: No space left on device (28) in /var/www/sites/hebbdemo/html/inc/init.php on line 239
Warning: session_start(): Failed to read session data: files (path: /var/lib/php/mod_php/session) in /var/www/sites/hebbdemo/html/inc/init.php on line 239 tag:glycerol [UBC PHAS Demonstration Room Catalog]
![[root]](/doku.php?id=tag:glycerol&ns=&tab_files=files&do=media&tab_details=history&image=demonstrations%3A6_optics%3A6a_geometrical_optics%3Acover.gif){kind=link}
