+Article 4 (15)

Article 4 (15)

‘ultrafine particles’ or ‘UFP’ means particles with a diameter less than or equal to 100 nm, where UFP are measured as the particle number concentrations per cubic centimetre for a size range with a lower limit of 10 nm and for a size range with no restriction on the upper limit;

1. Forbhreathnú

,

1.1 Tagairtí

1.2 Ceanglais aitheanta

1.3 Caighdeáin ghaolmhara

2. Ceanglais aitheanta

Ceanglais

3. Caighdeáin ghaolmhara

Caighdeáin