ostida shisha plastinkani olib, bankachaga gaz chiqaradigan
nayning u chin i kiriting va kislorod bilan to'ldiring. Kislorod
t o ‘lg a n d a n k e y in suv o s tid a b a n k a c h a o g ‘z in i sh ish a
p la stin k a b ila n b e rk itib , b a n k a n i suv o stid a n ch iq arin g .
X uddi shu ta rtib d a q o lg an b a n k a ch a larn i h a m k islo rod
b ila n to 'ld irin g . Id ish larn i kislorod b ila n to 'ld iris h u c h u n
9 -ra sm d a g id e k asbob y ig 'in g . B a n k a c h a la rd a y ig ‘ilgan
kislo ro d b ila n u n in g x o ssalarin i o 'rg an in g .
Dostları ilə paylaş: