TABLE IV.

Fluid flow control mechanisms and required components for increasing complexity of the configurations shown in Fig. 2.

OoC functional complexity	Fluid handling mechanisms
	Push mechanism	Push-pull mechanism	Pull mechanism
Single channel to Multi-channel (n)	1 pump	n pumps	1 pump
	n flow controllers	n flow controllers	n flow controllers
Single fluid to multi-fluids (n)	1 pump	1 pump	1 pump
	n flow controllers	n flow controllers	n flow controllers
Single phase to multi-phase (n)	1 pump	n pumps	1 pump
	n flow controllers	n flow controllers	n flow controllers
Single chip to multi-chip (n)	1 pump	1 pump	1 pump
	n Flow controllers	n flow controllers	n flow controllers
Single pass to recirculation	Extra component: 1-way valve	No extra components	Extra components: 3 shut-off valves
			1 two-step flow