DSC is an automated calling system that is part of the. Global Maritime Distress and Safety System (GMDSS). GMDSS is a major overhaul of the. international system governing safety radio equipment on commercial ships to improve safety on. the high seas. DSC provides automated distress calls and limited automation of ship-to-ship and.
Applying a vitamin C serum topically to the skin can essentially keep your skin from turning brown (preventing and fading brown spots due to its melanin suppressing properties), as well as making your skin look brighter, fresher with a youthful glow.
After youâve chosen a vitamin C serum, it is important that you use it right. Correct method of application will definitely increase the effectiveness of the cream. 1  Dampen your face with water and start by applying the serum to your face and neck. But it is important to note that a vitamin c serum cannot replace your sunscreen. 2  A sunscreen provides the much needed SPF protection by shielding the outer layer of the skin while the vitamin c serum acts as a sun barrier from within the skin.