They serve primarily as a catalyst for the fractured, wordless, woozy set pieces.

While numerous characters can be identified, others serve primarily to voice topical and provocative concepts.

Each of these tools has different uses and associations, and serve primarily to direct magical energies.

Safety relief valves serve primarily as a warning, and in most instances are too small to handle the full rated fluid capacity of the separator.

They serve primarily to enhance live theatre performances in the local community and to give students an opportunity to express themselves.