Abstract: A compartmented pouch has two or more sealed compartments formed therein, these compartments being separated from each other by separator means which forms a sealing separator therebetween. One of the compartments has a stencil formed therein which may be in the form of holes punched in one wall of the compartment arranged to form a desired marking image which may be letters, numerals or symbols. In lieu of punched holes, the images may be formed by slots in this compartment wall. Removable tape is placed over the holes or slots. One of two fluid components is placed in one compartment and another of two fluid components is placed in another compartment which may or may not be the compartment having the images formed therein; these two components forming an etching or marking material when combined together.

Abstract: A compartmented pouch has two or more sealed compartments formed therein, these compartments being separated from each other by a breakaway partition. One of the compartments has a stencil formed therein which may be in the form of holes punched in one wall of the compartment arranged to form a desired marking image, which may be letters, numerals or symbols. In lieu of punched holes, the images may be formed by slots in this compartment wall. Removable tape is placed over the holes or slots. One of two fluid components is placed in one compartment and another of two fluid components is placed in another compartment which may or may or not be the compartment having the images formed therein; these two components forming an etchant or marking material when combined together.