CBD has been shown to suppress colon cancer tumors in mice and to kill breast cancer cells in lab studies by Dr. Sean McAllister at the California Pacific Medical Center. However, cancer specialists caution that the efficacy of CBD for cancer remains to be demonstrated in actual human studies.
The Tumbler. Each file cabinet lock has a tumbler just like a door lock. This tumbler works in the same way. When the key is inserted into the file cabinet lock, the teeth push and roll the tumblers into position, based on the shape of the key.
A shelf file is a cabinet designed to accommodate folders with tabs on the side rather than on the top. The cabinet has no drawers, only shelves. Some shelf files come with doors that recede into the cabinet. These cabinets are typically 12 or 18 deep, for letter or legal size folders respectively.