Ўзбекистон республикаси олий ва ўрта махсус таълим вазирлиги ўзбекистон республикаси соғЛИҚни сақлаш

The sanitary and hygienic method
is a method of the sanitary description. 
Occupational disease
is a disease specific this profession and acquired working as a result 
of influence of harmful and dangerous factors of production medium.
Professional poisoning
is one of types of the occupational disease arising at impact on an 
organism of chemical (substances). 
Acute occupational disease 
is such occupational disease (poisoning) which develops 
quickly – during the work no more, than in one shift. 
Chronic occupational disease
is such occupational disease (poisoning) which develops at 
long and repeated influence of harmful production factors. 
Special investigation
is a quantitative characteristic of harmful and dangerous production 
factors, the organizations of work, to kind of work, the existing measures of fight against harmful 
factors, the applied individual protection equipment, to briefing, etc. 
The toxicology
is a science about potential danger of harmful effect of substances (poisons) 
on live organisms and ecosystems, about mechanisms of action, diagnostics, prophylaxis and 
treatment of intoxications.
Harmful substance
is a substance which at contact to a human body can cause occupational 
disease, injuries or deviations in the state of health found by modern methods both in the course of 
work and in the remote terms.
Toksikokinetika
of chemicals is a complex of processes to which in an organism chemicals 
are exposed: absorption, distribution (cumulation), transformation (restoration, hydrolysis, 
oxidation, formation of metabolites), neutralization. 
Local action
– it local action is shown at immediate contact with chemical (reddening, 
puffiness, the morbid phenomena, temperature increase, a necrosis).