Sacrificial anodes are usually supplement with an ICCP or impressed current cathodic protection system. Where all have you seen anodes being used other than outside the hull? Original content. Repost only with permission and with the hashtag #capt_sams #merchantnavy #lifeatsea #maritime #seafarer #ship #sailor #instaship #sea #merchantmarine #seaman #coolmariners #shipping #shiplife #instashipping #sealife #sailorlife #humansatsea #marineengineer #deckcadet #seafarers #sailors #vessel | Samarth