Grade by Jana L | Mar 2, 2022 | Glossary of Terms, Glossary of Terms -G, Uncategorized | 0 comments Refers to the appearance of wood used to create the flooring, usually based on the number of visible knots and mineral streaks. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.