The strange unflushable items which have blocked sewers on Teesside it can lead to sewage pouring into homes through shower trays and toilets Updated Subscribe When you subscribe we will use the information you provide to send you these newsletters. Sometimes they’ll include recommendations for other related newsletters or services we offer. OurPrivacy Noticeexplains more about how we use your data, and your rights. You can unsubscribe at any time. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice Knickers and socks have been found clogged up in sewers on Teesside. The underwear was found blocking the sewer system in the Middlesbrough area last week.