NEN EN 12775 : 2001

Foreword
1 Scope
2 Normative references
3 Classification
  3.1 According to the composition of the panel
  3.2 According to their principal characteristics
  3.3 According to their surface condition
  3.4 According to the ultimate user requirements
4 Terms and definitions relating to solid wood
  panels
  4.1 Solid wood panel
  4.2 Large-sized panel
  4.3 Medium-sized panel
  4.4 Panel cut to size
  4.5 Length of panel
  4.6 Width of panel
  4.7 Layer
  4.8 Face
  4.9 Back
  4.10 Strip
  4.11 Board
  4.12 Lamella
  4.13 Blank
  4.14 Plank
  4.15 Structure of wood
  4.16 Narrow-ringed wood
  4.17 Wide-ringed wood
  4.18 Straight-grain wood
  4.19 Presence of knots
  4.20 Black knot
  4.21 Pitch
  4.22 Natural plug
  4.23 Serial plugging
  4.24 Chemical patching
  4.25 Worm hole
  4.26 Fungal attack
  4.27 Fine-sawn timber
  4.28 Sanded timber
  4.29 End joint
  4.30 Simple butt

Defines classification for solid wood panels and terms used with solid wood panels.