material safety data sheet, n an informational form detailing the chemical and physical properties, hazards, and ways of safely handling a toxic chemical.
BRB means be right back. It is one of the most commonly used acronyms in online chat and texting. It communicates that the person is leaving for a moment, but will be back shortly.
PCB. Stands for Printed Circuit Board.. A PCB is a thin board made of fiberglass, composite epoxy, or other laminate material.Conductive pathways are etched or printed onto board, connecting different components on the PCB, such as transistors, resistors, and integrated circuits.PCBs are used in both desktop and laptop computers.onductive pathways are etched or printed onto board, connecting different components on the PCB, such as transistors, resistors, and integrated circuits. PCBs are used in both desktop and laptop computers.