- cup: an (IKEA-likea) glass cup.
- beer_bottle: a 12 oz bottle of beer.
- plastic_bottle: a water plastic bottle, it is based in exercise 7.18
from [1]
References
----------
.. [1] El gran Libro de SolidWorks. Sergio Gomez. Universidad
Universidad Politecnica de Catalunya. Ed. Marcombo, 2008.