{"id":12014,"date":"2024-06-20T12:33:37","date_gmt":"2024-06-20T11:33:37","guid":{"rendered":"https:\/\/foodcardiff.com\/?p=12014"},"modified":"2024-06-20T12:33:37","modified_gmt":"2024-06-20T11:33:37","slug":"astudiaeth-ymchwil-yn-canfod-bod-71-o-oergelloedd-cartrefi-a-brofwyd-yn-gweithredu-ar-dymheredd-anniogel","status":"publish","type":"post","link":"https:\/\/foodcardiff.com\/cy\/astudiaeth-ymchwil-yn-canfod-bod-71-o-oergelloedd-cartrefi-a-brofwyd-yn-gweithredu-ar-dymheredd-anniogel\/","title":{"rendered":"Astudiaeth ymchwil yn canfod bod 71% o oergelloedd cartrefi a brofwyd yn gweithredu ar dymheredd anniogel"},"content":{"rendered":"<div style=\"margin-top: 0px; margin-bottom: 0px;\" class=\"sharethis-inline-share-buttons\" ><\/div>\n<p>Mae astudiaeth gwyddoniaeth dinasyddion wedi canfod bod 71% o oergelloedd cartrefi a brofwyd yn gweithredu uwchlaw\u2019r tymheredd diogel a argymhellir o 5\u00b0C. Ond yr hyn sy&#8217;n fwy pryderus fyth yw&#8217;r darganfyddiad bod 37% o oergelloedd cartrefi yn yr astudiaeth yn gweithredu ar 10\u00b0C neu\u2019n uwch.<\/p>\n\n<p>Cynhaliwyd yr ymchwil gan arbenigwyr diogelwch bwyd yn Uned Ymchwil Bwyd a Diod ZERO2FIVE ym Mhrifysgol Metropolitan Caerdydd, ac mae cyhoeddi\u2019r canlyniadau yn cyd-daro \u00e2 Diwrnod Diogelwch Bwyd y Byd Sefydliad Iechyd y Byd (WHO), a gynhelir ar 7 Mehefin bob blwyddyn. <\/p>\n\n<p>Un o bum awgrym diglewch bwyd Sefydliad Iechyd y Byd yw \u201ccadw bwyd ar <a href=\"https:\/\/www.who.int\/publications\/i\/item\/9789241594639\" target=\"_blank\" rel=\"noreferrer noopener\">dymheredd diogel<\/a>\u201d ac mae rhewi yn chwarae rhan hanfodol. Mae <a href=\"https:\/\/www.food.gov.uk\/safety-hygiene\/chilling\" target=\"_blank\" rel=\"noreferrer noopener\">canllawiau&#8217;r<\/a> Asiantaeth Safonau Bwyd yn argymell bod oergelloedd domestig yn gweithredu ar dymheredd o 5\u00b0C neu is a <a href=\"https:\/\/www.nxtbook.com\/nxtbooks\/trilix\/fpt_20190506\/index.php#\/34\" target=\"_blank\" rel=\"noreferrer noopener\">gall oergelloedd sy&#8217;n gweithredu uwchlaw&#8217;r tymheredd hwn gynyddu cyfradd twf bacteria a gludir gan fwyd fel<\/a> <em><a href=\"https:\/\/www.nxtbook.com\/nxtbooks\/trilix\/fpt_20190506\/index.php#\/34\" target=\"_blank\" rel=\"noreferrer noopener\">Listeria monocytogenes<\/a>,<\/em> a all achosi salwch gwenwyn bwyd difrifol fel listeriosis.<\/p>\n\n<p>Mae <a href=\"http:\/\/dx.doi.org\/10.4315\/0362-028X.JFP-15-312\" target=\"_blank\" rel=\"noreferrer noopener\">ymchwil<\/a> flaenorol gan ZERO2FIVE wedi canfod, er bod 79% o\u2019r bobl a holwyd yn credu bod rhewi\u2019n bwysig, nid oedd 84% o\u2019r defnyddwyr a holwyd yn ymwybodol o beth ddylai tymheredd gweithredu diogel oergell fod. <\/p>\n\n<p>O ystyried y diffyg ymwybyddiaeth hwn, datblygodd ymchwilwyr o ZERO2FIVE brosiect gwyddoniaeth dinasyddion a ddosbarthodd dros 1000 o thermomedrau oergell i aelodau\u2019r cyhoedd mewn digwyddiadau yng Nghymru. Cyfarwyddwyd y cyfranogwyr i lanlwytho ffotograff o\u2019r thermomedr yn oergell eu cartref a chofnodi ei dymheredd gweithredu gan ddefnyddio teclyn ar-lein. <\/p>\n\n<p>Ymatebodd 201 o gyfranogwyr a dywedodd 90% ohonynt nad oeddent yn berchen ar thermomedr oergell cyn cymryd rhan yn yr astudiaeth. Dangosodd y canlyniadau fod tymheredd oergelloedd cartrefi yn amrywio o 0\u00b0C i 20\u00b0C, gyda 71% yn uwch na\u2019r tymheredd diogel a argymhellir o 5\u00b0C. Roedd yn destun pryder mawr bod gan 37% o\u2019r cyfranogwyr oergelloedd yn gweithredu ar dymheredd o 10\u00b0C neu uwch.<\/p>\n\n<p>O\u2019r 127 o gyfranogwyr \u00e2 thymheredd oergelloedd yn uwch na 5\u00b0C, roedd 80% yn pryderu am y potensial i facteria gwenwyno bwyd dyfu ac yn bwriadu addasu tymheredd eu hoergell. Dywedodd 18% arall y byddant yn ystyried addasu tymheredd eu hoergell, tra mai dim ond 2% o\u2019r cyfranogwyr a ddywedodd nad oeddent yn poeni ac nid oedd ganddynt unrhyw gynlluniau i addasu tymheredd eu hoergell.<\/p>\n\n<p>Dywedodd Dr Ellen Evans, Darllenydd mewn Ymddygiad Diogelwch Bwyd yn Uned Ymchwil Bwyd a Diod ZERO2FIVE:<\/p>\n\n<p><em>\u201cMae\u2019r canfyddiada\u2019r astudiaeth hwn yn bryderus o ran tymheredd oergelloedd cartrefi. <\/em> <em>Er mwyn sicrhau bod pobl yn defnyddio eu hoergell ar y tymheredd cywir ac yn storio bwyd yn ddiogel, rydym yn argymell bod pawb yn defnyddio thermomedr oergell, <\/em> <em>nad yw\u2019n ddrud i\u2019w brynu, ac yna\u2019n addasu rheolyddion eu hoergell i sicrhau ei fod yn gweithredu ar dymheredd o 5\u00b0C neu is. <\/em><\/p>\n\n<p><em>\u201cMae ein canfyddiadau hefyd yn dangos y gall ymchwil gwyddoniaeth dinasyddion fod yn ddefnyddiol ar gyfer casglu data diogelwch bwyd gan y cyhoedd, cyfleu negeseuon diogelwch bwyd allweddol, a hyrwyddo gwell arferion diogelwch bwyd.\u201d<\/em><\/p>\n\n<p>I gael gwybod mwy am sut i oeri bwyd yn ddiogel, ewch i: <a href=\"https:\/\/www.food.gov.uk\/safety-hygiene\/how-to-chill-freeze-and-defrost-food-safely\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.food.gov.uk\/safety-hygiene\/how-to-chill-freeze-and-defrost-food-safely <\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mae astudiaeth gwyddoniaeth dinasyddion wedi canfod bod 71% o oergelloedd cartrefi a brofwyd yn gweithredu uwchlaw\u2019r tymheredd diogel a argymhellir o 5\u00b0C.<\/p>\n","protected":false},"author":7,"featured_media":12011,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[113],"tags":[],"class_list":["post-12014","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-newyddion"],"acf":[],"yoast_head":"<!-- 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