 It has a high dielectric constant and is safe with electronics and electromechanical devices. Dropper tip bottle for fast and precise application of Compu-Lube! Compu-Lube is a lightweight synthetic oil used to safely lubricate computers, 3D printers, keyboard switches, and electronics. Compu-Lube is a lightweight synthetic oil engineered by Fluoramics to safely lubricate electronics, computers, ...... 