FIG. 4.

Customised curved structures fabricated via pasta templating. (a) Soaked pasta placed in customised arrangements on a LEGO^® baseplate. Top row shows serpentine structures of varying sizes. Bottom row shows multi-inlet structures using multiple pasta strands in y-, T-, H-, and t-shaped channels, respectively. (b) Top view of serpentine channel in PDMS filled with blue stained water. Dashed lines show dissection point for the following cross-sections. SEM shows consistent semi-circular cross-sections both at the (c) curved and (d) straight sections of the serpentine channel.