3.10.2.: Classification criteria for substances

Table 3.10.1

Hazard category for aspiration toxicity



Category 1

Substances known to cause human aspiration toxicity hazards or to be regarded as if they cause human aspiration toxicity hazard

A substance is classified in Category 1:

(a)  based on reliable and good quality human evidence


(b)  if it is a hydrocarbon and has a kinematic viscosity of 20,5 mm2/s or less, measured at 40 °C.


Substances in Category 1 include but are not limited to certain hydrocarbons, turpentine and pine oil.