Je was op zoek naar: toxicity (Engels - Wels)

i do not say that alcohol does not cause problems , but the toxicity levels are quite different
nid wyf yn dweud nad yw alcohol yn achosi problemau , ond mae'r lefelau gwenwyndra yn wahanol iawn

the toxicity of lead is clear and were wildfowl to eat lead on a significant scale , it would do them damage
mae natur docsig plwm yn amlwg a phe bai adar dŵr yn bwyta plwm ar raddfa sylweddol , byddai'n gwneud niwed iddynt

the committee on toxicity of chemicals in food , consumer products and the environment cannot find a direct connection between the two
ni all y pwyllgor ar wenwyndra cemegion mewn bwyd , nwyddau defnyddwyr a'r amgylchedd ganfod cysylltiad uniongyrchol rhwng y ddau

however , in view of the toxicity of radionuclear discharges from sellafield , i can understand why this is being treated as a health issue
fodd bynnag , o gofio gwenwyndra arllwysiadau radioniwclear o sellafield , gallaf ddeall pam ei fod yn cael ei drin fel mater iechyd