Talk:Marine sanitation device

External links modified
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I have just modified one external link on Marine sanitation device. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20150412171220/http://www.mpa.gov.sg/sites/circulars_and_notices/pdfs/shipping_circulars/mc03-18a.pdf to http://www.mpa.gov.sg/sites/circulars_and_notices/pdfs/shipping_circulars/mc03-18a.pdf

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Cheers.— InternetArchiveBot  (Report bug) 21:42, 2 June 2017 (UTC)