2Skala toksyczności

TABLE 15.3 A Scalę for Estimating the Degree of Toxicity

Degree of toxicity	Orał*	Inhalation**
Practically non-toxic	5000-15,000	10,000-100,000
Slightly toxic	500-5000	1000-10,000
Moderately toxic	50-500	100-1000
Highly toxic	5-50	10-100
Extremely toxic	1-5	5-10
Super toxic	<1	<5

* mg kg*¹ of body weight to give LD^ ** number of particles and exposure for four hours to give 33-66% mortality. Source of data; Luckey and Yenugopal, 1978 [61].