Luxury vinyl tile, wood plastic composite, stone plastic composite, and high density fibreboard are common types of flooring. Acronyms like LVT, WPC, SPC, and HDF refer to these materials. Other flooring acronyms include tongue and groove (T&G), porcelain enamel institute (PEI), embossed in register (EIR), random length (RL), and abraision coefficient rating (AC Rating) which relate to flooring installation methods, standards, and properties. The document provides a brief quiz on flooring acronym knowledge.