TDTrU_online
Yana kunlar soviy boshladi.
Hurmatli talabalar, ochiq olovdan isitish tizimi sifatida also foydalanmang. Is gazi - rangsiz, hidsiz, zaharli gaz hisoblanadi.
Is gazidan zaharlanishni oldini olish maqsadida quyidagilarga amal qiling:
❌ qo‘lbola va nosoz gaz isitish moslamalaridan foydalanmang;
❌ tun...
