Most plastic appliance parts are injection molded because this method is economical, efficient, and precise.
(Most plastic appliance parts; are; injection molded; because this method is economical, efficient, and precise) (Most plastic appliance parts; molded; because this method is economical, efficient, and precise) (this method; is; economical, efficient, and precise)
Most plastic appliance parts Most plastic appliance parts this method
are molded is
injection molded because this method is economical, efficient, and precise
because this method is economical, efficient, and precise
economical, efficient, and precise