Merve Tezeren

- Develop and execute laboratory test methods for combi boilers and sub- components in compliance with DWD, KTW, WRAS and RoHS requirements. - Perform reliability testing on plastic, elastomer and metallic components to evaluate) lifetime performance under operational conditions. - Conduct mechanical, chemical testing (tensile, corrosion, ageing, water quality to support product safety and compliance decisions. - Support design and material selection

- Executed product safety and certification activities under CE directives. - Managed CB certification projects and applied IEC / UL standards (IEC 60335 series, UL 749, UL 94). - Led environmental and chemical compliance processes (RoHS, REACH, WEEE, POP, PAH, EPA). - Performed material selection and safety testing (Glow Wire, CTI, Needle Flame, Ball Pressure, FTIR, tensile)

Developed and optimized multi-layer blown film extrusion recipes for high- barrier flexible packaging. -Conducted food contact safety and migration studies, including worst-case SML calculations. -Managed BRC IoP internal audits; site achieved Grade AA certification.