2.it is a mixture in grits, usually ground silica ,flint ,quartz or glued to thick paper or cloth

3.it is made in grits, usually ground silica, flint ,quartz ,or emery glued to thick paper or cloth

pagpipilian o choices
a. shellac
b. varnish
c. paint
d. lacquer
e. stain
f. sandpaper
g. glue
h. spirit stain
i. fillers
j. enamel

irereport ko ang maling sagot
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