Artists working with ceramics often face the challenge of glaze compatibility when employing multiple firing techniques. To address this, they meticulously plan their process, considering factors like thermal expansion, glaze chemistry, and firing schedules.

One key strategy is testing glazes on small tiles before applying them to finished pieces. This allows artists to observe how different glazes interact and adjust their combinations accordingly. They also pay close attention to the maturation temperatures of each glaze, ensuring that subsequent firings don't compromise previously applied layers.

Experienced ceramicists often develop personal glaze recipes tailored to their specific firing methods. They might modify commercial glazes or create entirely new formulations that work harmoniously across multiple firings. Understanding how oxides and fluxes behave at different temperatures is crucial for this customization.

The firing schedule itself plays a vital role. Artists may use slower ramp rates or extended holds at certain temperatures to promote better glaze bonding. Some employ specialized techniques like once-firing bisque and glaze together or using intermediate firing stages for complex pieces.

Documentation becomes an essential practice, with detailed notes about glaze combinations, application thicknesses, and firing results. This creates a valuable reference for future work and helps artists build consistent, reliable processes for their multi-fired creations.

Ultimately, mastering glaze compatibility in multiple firings requires both scientific understanding of materials and artistic intuition developed through persistent experimentation and observation.