In cosmetics and personal care products, Castor Oil and related ingredients are used in the formulation of many different cosmetic and personal care products including lipstick, skin-care products, and bath soaps.
In telecommunications, trunking is a method for a system to provide network access to many clients by sharing a set of lines or frequencies instead of providing them individually.This is analogous to the structure of a tree with one trunk and many branches.runking saves cost, because there are usually fewer trunk lines than extension lines, since it is unusual in most offices to have all extension lines in use for external calls at once. Trunk lines transmit voice and data in formats such as analog, T1, E1, ISDN or PRI.
PRI and SIP Trunking are two different ways of connecting your business to the PSTN (Public Switched Telephone Network). Typically both methods, PRI and SIP Trunking, require a piece of an equipment in your office called a PBX (Private Branch Exchange).