<p style="box-sizing: border-box; margin: 0px 0px 1rem; padding: 0px; border: 0px #e1e1e1; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-alternates: inherit; font-variant-position: inherit; font-variant-emoji: inherit; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: 'Open Sans', Open-Sans-Light, 'Open Sans', Arial, sans-serif; font-optical-sizing: inherit; font-size-adjust: inherit; font-kerning: inherit; font-feature-settings: inherit; font-variation-settings: inherit; vertical-align: baseline; text-align: justify;">The acronym &lsquo;ROHS&rsquo; stands for Restriction Of Hazardous Substances.ROHS Certification In other words, this is a certification showing that a certain product has been manufactured following rules and regulations that restrict or ban hazardous materials from being used during its production and that it&rsquo;s free from any of the substances listed in the ROHS directive.