8. 0 ‘q itu v c h in in g ruxsatisiz b iro r m o d d an in g m azasini
ta tib k o ‘rish yoki h id lash , sh u n in g d e k ,
kim yoviy idish-
la rd a n suv ich ish ta qiq lan ad i.
9. Is h n i b a ja ris h d a b iro r tu s h u n m o v c h ilik tu g ‘ilsa,
d a rh o l o ‘q itu v ch ig a yoki lab o ra n tg a m u ro ja at qilib, ishni
tu sh u n ib o lg an d a n keyin, davom e ttirish lozim .
10.
Sim ob b u g ‘i kuchli zahardir.
Shuning u ch u n simobli
asb oblar sin gan da t o ‘kilgan sim ob n i yaxshilab yig‘ib olish
shart. Sim ob to ‘kilganligi haqida o ‘qituvchiga va laborantga
a lb a tta x a b a r b erilish i kerak.