•
Light tight oil, a type of crude oil •
Linear Tape-Open, a computer storage magnetic tape format •
Link-time optimization, a technique used by compilers to optimize software •
Lithium titanate (Li2TiO3), a compound containing lithium and titanium •
Lithium-titanate battery, a type of rechargeable battery using a lithium-titanate anode •
Low-temperature oxide, a form of silicon dioxide used in microfabrication •
Lunar transfer orbit, in orbital mechanics ==Other uses==