Design: 1  Flex-Weave Cover â The Gates B69 v-belt is a wrapped belt that features a patented single layer fabric construction for longer cover life. 2  The cover protects the belt core from oil dirt and heat. 3  The wrapped cover also makes the belt suitable for clutching applications.
Light Fidelity (Li-Fi) is a bidirectional, high-speed and fully networked wireless communication technology similar to Wi-Fi.
Lithium is the lightest known metal and can be alloyed with aluminium, copper, manganese, and cadmium to make strong, lightweight metals for aircraft. Lithium hydroxide (LiOH) is used to remove carbon dioxide from the atmosphere of spacecraft. Lithium stearate (LiC 18 H 35 O 2) is used as a general purpose and high temperature lubricant. Lithium carbonate (Li 2 CO 3) is used as a drug to treat manic depression disorder.