This includes sanding, honing, and polishing. Finishing the piece will require fine abrasive paper always backed by a sanding block. The harder the grit material, the easier the sanding of surfaces like wood. Natural feathers are usually prepared by splitting and sanding the quill before gluing. Lapping and sanding are subsets of grinding. Sanding the finish off old wood floors and smoothing them out. They can be removed using a combination of scraping, scrubbing and sanding. The process of cutting, grinding, shaving or sanding away these unwanted bits is called "fettling". A light sanding is preferred before 3 coats of spar varnish is applied. If flash rusting occurs prior to coating, further chipping, cleaning and sanding may be necessary. Stripping old paint by sanding produces dust which can be inhaled. Definition&colon; Scraping/sanding a surface to achieve smoothness. Stronger paper or backing increases the ease of sanding wood. This is done with conventional chemical paint strippers or by sanding (preferences vary). Wooden boards can also be refinished with sanding and a reapplication of oil and wax.