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. 2024 Jul 20;10(14):e34676. doi: 10.1016/j.heliyon.2024.e34676

Fig. 22.

Fig. 22

Fig. 22

SEM surface morphology of non-stick cookware after hot oxidation and hot corrosion test at 100 °C after 25 number of cycles: (a1) & (a2) PTFE Manuf-1; (b1) & (b2) Granite Manuf-4; (c1) & (c2) PTFE Manuf-2; (d1) & (d2) Granite Manuf-5; (e1) & (e2) PTFE Manuf-3; (f1) & (f2) Granite Manuf-6.