Patent attributes
The disclosure relates to a marking system comprising at least one module, which comprises at least two sections, wherein the at least one module fails upon an expulsion charge initiation or a delayed expulsion charge initiation, and wherein the at least two sections each independently comprise at least one system chosen from a fluorescent system, a thermal-generating system, and a chemical light system. In some embodiments, a section of a module as disclosed herein comprises a heat/light system that generates both heat and light signals. The heat/light system comprises at least one first part comprising at least one oxalate ester, at least one fluorescer, and at least one inorganic salt, and at least one second part comprising at least one peroxide and at least one catalyst.