With regard to diesel engine exhaust emissions, a limit value of 0,05 mg/m3 measured as elemental carbon may, in some sectors, be difficult to achieve in the short term.
Maidir le hastaíochtaí sceite innill díosail, d'fhéadfadh sé gur deacair teorainnluach de 0.05 mg/m3, arna thomhas mar charbón eiliminteach, a bhaint amach sa ghearrthéarma.