The most poisonous product formed by incomplete combustion of fossil fuels is
Option: 1 Carbon dioxide
Option: 2 Nitrogen dioxide
Option: 3 Carbon monoxide
Option: 4 Sulphur dioxide
?????? ???????????? ????? ????, ?? ???? ????? ????.??? ???????? 16 ??? ?????.?????? 1?? 12 ???.?????? ?????.????? ?????? ???????? ??? ???????? ?????????? ???????????? ??? ??? ????.?????? 5 ?????? ??? 5???? ??? .......8 ?????? ??? 8???? ??? ......???? ????