How to drill a bowling ball<br>Choose a ball. Choose the bowling ball that's right for you, based its weight and the materials it is made of. [substeps] Bowling balls can be made of plastic (the cheapest balls), urethane, reactive resin, or particle.
Different bowling balls are made of a variety of materials.
( z1 make :ARG1 ( z2 ball :instrument-of ( z3 bowl ) :ARG1-of ( z4 differ ) ) :ARG2 ( z5 material :mod ( z6 variety ) ) )