fill in the blank choose your answer in the box below
1. there are various ways of treating bamboo to preserve its natural beauty it is called______
2._____is considered the best tool in pyrography.
3.in the______ process bamboo poles are evenly heated over charcoal.
4.______is the process of whitening or removing the color by sunlight exposure air ventilation or by the use of chemical solution.
5.the bamboos planes are soaked for_____then salt is added and dying is continued for an hour.

DRY
10 MINUTES
BLEACHING
PYROGRAPHY
RESIN-OIL EXTRACTION
SOLDERING IRON
1 hour​