Not only is it responsible for a considerable number of deaths and poisonings each year; many people are likely to be affected by carbon monoxide without realising it.
Mae’n gyfrifol am lawer o farwolaethau ac achosion o wenwyno bob blwyddyn ac mae llawer o bobl yn debygol o gael eu heffeithio gan garbon monocsid heb sylweddoli hynny.