DAMAGES	DESCRIPTION	CONCLUSION
VISUAL	- Tube has oil, grease, soil, sand, dirt ... or tire deformation due to aging or at least 2 years of inventory.	No change
TUBE WITH VERTICAL AND HORIZONTAL FOLDERS	- Tube is folded or cracked towards the perimeter or radius during vulcanization.	Change
LEG SHIELD BUBBLE	- There is strange object within tube (Sand, woodchip, piece of metal, rubber death,….)	Change
IMPURITIES	- There are air bubbles in between vavle leg shield  and tube body	Change
TEST THE PERIMETER	-  Tube is tested towards the perimeter if tube is brand new has no trace of puncture and patch	Change
TORN JOINTS	- Tube is torn from the joints	Change
PARTIAL BUBBLE	- Inflating tube to 120% of the size with 20% of bubble compared to the other	Change
DEFLATED TUBE	- Tube is deflated or tested with water to detect deflation	Change
UNFIXED VAVLE	- Vavle is unfixed if there is no hole on the tube	Change
NO GAS ACCESSIBLE	- Because hole of foot valve or rubber piece does not cover over the hole on the tube or due to defected part of valve.	Change
UNEVEN THICKNESS	- Uneven thickness of tube about 20% at other positions.	Change
CUTTING OBJECTS	-                      Tube is new but has cutting marks.	No change
	- Due to other causes (old tube, recycle,…)	No change
PRIZING MARK	- Tube marked by animal gnawing teeth (dogs, cats, mouse,…)    - Tube has mark of prizing	No change
HITTING NAIL	- Tube has sign of being hitted, patched	No change