in various aspects and embodiments , the present disclosure relates to the manner in which precursor materials are provided to processing equipment and , more specifically , to the manner in which precursor materials of organic polymers are delivered to systems for forming and , in some embodiments , depositing the organic polymers . in one aspect , the disclosure relates to precursor supplies , which comprise vehicles , such as binders , supports and cartridges , for delivering a precursor material to a material processing system , such as a deposition system or other processing equipment . in another aspect , the disclosure relates to material processing systems with which the precursor supplies are configured to be used . methods for preparing precursor supplies , using precursor supplies , providing process control , and recycling precursor supplies are also disclosed .