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Text with EEA relevance.

(3) Trimmer potentiometers are variable resistors. They work with a wiper to adjust the resistance of the circuit. They are applied in a wide range of products like, e.g. audiovisual equipment, communication equipment, toys and measuring devices, electrical household appliances. They contain lead as lead oxide in resistive inks where it acts as a bonding agent.

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Source: EUR-Lex (Cellar) · retrieved 2026-10-19 · Text as adopted (Official Journal); later amendments are not incorporated in this text.